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Write more 150 words with interesting things about life in space.
The space environment is very different from the earth environment. There is no air, no gravity and dangerous space radiation. Of course, there is enough air for you to breathe in a closed space station or space shuttle cabin. Good spacecraft shielding materials can effectively block space radiation, but "weightlessness" will bring some troubles to life.
If you live in space in the way of the earth, you will definitely make a lot of big jokes. For example, when eating, you carry a bowl of rice, and the rice will float all over your cockpit. You may not be able to eat anything with your mouth open. When you keep your mouth shut, rice grains may float into your nostrils and choke you to death.
You want to lie in bed and sleep comfortably, but you will find that space has no upper and lower boundaries, and there is almost no difference between "lying" and "standing" ... so how do astronauts eat and sleep in space? There are more than 100 kinds of space food, and the astronauts' food is rich and colorful, from the initial dozen to more than 100 kinds. Astronauts usually eat four meals a day, and the recipes are not repeated for a week.
Some people think it must be boring for astronauts to make toothpaste out of their food. In fact, this is the case of early astronauts, and now it is not what it used to be. Astronauts can eat sausage pies, spicy grilled fish, roast beef with potatoes, buttered bread, lobster sauce broth, tuna salad, biscuits, chocolate, yogurt, preserved fruit, juice and other delicacies in space. American astronauts can even drink their favorite Coca-Cola.
However, astronauts can't eat casually. They must eat according to the recipes prepared by the nutritionist on the ground.
When the astronauts on the American space shuttle eat, they first take out the plastic bag marked "which day and which meal" from the food cabinet. There are seven kinds of food in each plastic bag for astronauts to eat.
Space food is dehydrated food. Before eating, you can put the food in a bowl-shaped container, then inject a certain amount of water into the container with a syringe and heat it in the oven. A meal can be cooked in less than half an hour.
Unusual eating movements. The space dining table is specially made. It is magnetic and can absorb knives, forks, spoons, bowls, plates and other tableware. The table is equipped with a water cooler and a heater.
When eating, astronauts must first fix their feet on the floor and their bodies on the seats to avoid fluttering. Don't worry about the food on the table. You must pay attention to the coordination of a series of actions such as serving bowls, meals, opening your mouth and chewing.
Gently end the bowl, too hard, rice will float out of the bowl; It is necessary to be decisive in clamping rice and vegetables, to be accurate in clamping, and to clamp in clamping. It's best not to pull into the bowl, lest the food drift away. Forks are the best. After the food is caught, open your mouth and shut up quickly, because even the food put in your mouth will fly away if you don't shut up; When chewing, the rhythm should be slowed down. Chewing slowly is beneficial to digestion, and it can also reduce the generation and excretion of waste gas in the body and avoid the pollution of astronauts' living environment. Some people like to chat while eating, and eating in space is the most taboo.
Eating and talking will make the food scraps chewed in your mouth fly out of your mouth and float into the restaurant or living room. Astronauts are easily suffocated by their lungs if they accidentally inhale into the nasal cavity. Features "Mrs. Wang fried mutton" Although space food is rich in variety and nutrition, astronauts generally complain that it is tasteless to eat in the sky.
Scientists have analyzed that the reason may not be the food itself, but the taste disorder caused by the space environment. For example, weightlessness makes the nasal cavity congested, which leads to the dullness of the taste nerve, and the change of saliva secretion affects the taste, or the taste is affected because the color of food cannot be seen or the smell of food cannot be smelled.
When Wang Ganjun, a Chinese-American astronaut, took the space shuttle, his wife cooked his favorite fried mutton to give him a good appetite. This dish is called "Mrs. Wang fried mutton"
Confusion and strange sleeping position Astronauts sleeping in space is really a kind of "confusion", which is manifested in black and white and strange sleeping position. Black and white means that astronauts sail around the earth in the sky, and the sunrise and sunset in space depend on the time for the spacecraft to orbit the earth once.
Sometimes sunrise and sunset alternate many times in 24 hours, so astronauts can't follow the life habit of "sunrise and sunset" on earth, so they have to arrange their work and sleep mechanically according to the hours. Strange sleeping position means that astronauts can't find the feeling of "lying down" in the weightless environment of space.
In the gravity environment of the earth, people are used to setting the direction of gravity as "down" and the direction of "sky" as "up", that is, people often say that "the foot steps on the earth and the blue sky is overhead". But in the weightless environment, people lose the reference coordinates of "up" and "down", their feet can't reach the ground, and the sky is all around them. You can't tell up from down at all, so there is no such thing as lying flat when sleeping.
Because you can fall asleep standing, lying or lying on your stomach, astronauts can sleep in the space capsule, hang it on the wall, tie it to the bed, hang it on the beam and lean on the table. But most astronauts are not used to drifting and sleeping.
Once they wake up from a floating sleep, they will have a feeling of rolling in the deep. In order to gain a sense of security, astronauts usually sleep in fixed beds or sleeping bags fixed on the wall. After the sleeping bag is tightened, it can exert certain pressure on the human body, so that people can eliminate the sense of panic.
Never put your hands and feet out of the quilt. Some people sleep with their hands or legs outside the quilt. This seems normal on the ground, but it is very dangerous in the space environment.
Space weightlessness, people's limbs will swing from side to side without being dominated by the trunk during sleep. A former Soviet astronaut once put his arm out of his sleeping bag to sleep. When he woke up, he suddenly found two big hands floating on his face, which startled him.
It turns out that these two fluttering big hands are his own. Shocked or trivial. If the uncontrolled "free" hands and "free" feet accidentally touch any switches or instruments after the astronauts fall asleep, wouldn't the safety of the space capsule and the life of the astronauts become a big problem? So when sleeping in space, be sure to put your hands and feet in your sleeping bag.
Strange washing your face and brushing your teeth Because of the weightless environment in space, it seems very simple to wash your face and brush your teeth on the earth.
There are many interesting things about life in space. As we all know, the cosmic environment is extremely bad. The main factors harmful to human body are high vacuum, high hypoxia, cosmic radiation, temperature difference and so on. These unfavorable factors will cause serious harm to the human body.
In this environment, astronauts cannot live and work. Facing the severe space environment, how to ensure the life safety of astronauts? Our scientists and technicians have developed a closed environment that is basically isolated from the outside world, that is, a closed cockpit, to protect astronauts.
One is in the morning and the other is in the evening. People's long-term living habit is to "work at sunrise and rest at sunset", and sleep is usually arranged at night. The day and night cycle of spacecraft in space flight is different from our day and night cycle on earth.
A day on earth is sunset and sunrise, which is set to 24 hours. A sunset and a sunrise in space flight have different periods, because it is related to the orbit of spacecraft around the earth.
High orbit and long day and night cycle; When the orbit is low, the cycle of day and night is short. During the space flight of spacecraft, the duration of day and night is inconsistent. The duration of the day is long, and the duration of the night is short. The day and night cycle is 90 minutes, and the longest night is only 37 minutes.
When a spaceship enters the dark side from the front of the earth, it is like entering dusk and night from day. The space shuttle is very fast. When the sun comes out, it jumps out like thunder, and when it goes down, it disappears like a whirlwind.
An astronaut once described a day in the universe: in the morning, a computer-controlled clock woke us up. Wake up, open the curtains and look at the space. The sun is shining and the sky is beautiful.
But after a while, the sun disappeared, the sky darkened and night came. We think it's time to go to bed again. It's really interesting. One is morning, the other is night ... It's the same to sleep standing and lying down. The most special thing in space is sleeping position. When weightless, the body will naturally relax and form a bow posture.
Aerospace experts believe that it is much more comfortable to sleep in space with a slight bow than to lie flat completely straight. When astronauts fly in space, sleeping bags are usually fixed on the bulkhead of the spacecraft. If not, the attitude inside the spacecraft may collide with the bulkhead when the engine is started.
Therefore, astronauts generally prefer to sleep with sleeping bags close to the bulkhead, which is as comfortable as sleeping in a bed. In weightlessness, you can't tell up and down. Sleeping standing is the same as sleeping lying down. So astronauts can sleep against the ceiling, or they can sleep upright against the wall, and sleep as they want.
Because people float in weightlessness, astronauts will find it difficult and inconvenient to move, and their movements are not as coordinated as on the ground. If you sit unsteadily and stagger, you may make a big turn as soon as you look up and lean back, and you may tumble when you bend over, so you should be careful in all actions.
Astronauts can overlook the earth in space flight, which is also a great pleasure of their space life. Since ancient times, flying into space has been the best daydream of mankind.
The earth seen by astronauts on the spaceship is very beautiful. It is a green sphere. Look carefully during the day, most of the earth is light blue, and the dense forest belt looks bluer. The only real green belt is the Qinghai-Tibet Plateau in China.
Some alpine lakes look bright and bright green, like the color of copper sulfate areas. In areas where the temperature is very low and there are no clouds, such as high mountains like the Himalayas in China, we can clearly see the landform there.
The most dazzling spectacle that astronauts can see is the Kavil Salt Desert in Iran. This desert looks like Jupiter, with a red, brown and white whirlpool in the middle. This is because of the dazzling traces left by the evaporation of salt lakes from generation to generation. It sparkles like jade. Physical exercise is indispensable. Astronauts can't live in space without physical exercise.
In addition to enhancing physical fitness, it also has its special significance: enhancing the adaptability to weightlessness and other space environments, and reducing the harmful effects of harsh environment on astronauts in space flight. In the long-term space station, there is a "small stadium" specially designed for astronauts to exercise, and some special space sports equipment is also set up for astronauts to use.
These devices include bicycle dynamometer, miniature track, spring tensioner and negative pressure cylinder. Astronauts who travel in space, like people on earth, need personal hygiene treatment, such as brushing their teeth, washing their faces, taking a bath, urinating and so on.
Dealing with sanitation and garbage under weightlessness is very complicated and requires special facilities and skills. When you brush your teeth in weightlessness, toothpaste foam is easy to float, and water droplets will float in the cabin, which will affect people's health and the normal work of the instrument.
Astronauts in the spaceship can't bring tools and methods to brush their teeth on the ground. In that case, water may float if it leaks out at a certain point, so astronauts can only brush their teeth in a simpler way.
The United States uses a special kind of rubber candy, which allows astronauts to chew fully instead of brushing their teeth to achieve the purpose of cleaning their teeth. When an astronaut washes his face, he actually scrubs his face with a wet towel soaked in cleaning solution.
Then, put a towel on the brush to comb your hair. Astronauts need to take a bath if they live in the space station for a long time.
The long-term manned space station is equipped with space bathroom facilities designed and manufactured by aerospace engineers and technicians. This bathroom is nothing more than a powerful nylon cloth shower cover. There are fixed frames above and below the shower cover, and the ceiling is connected with the floor, which becomes a closed shower cover, which is usually folded and fixed on the ceiling of the living room.
The ceiling is also provided with a circular water tank, a nozzle, an electric heater, a water tank for bathing and a pipeline communicated with the large water tank. Before bathing, prepare the purification adsorbent in the wastewater recovery and purification device, recover and purify the sewage during bathing, then clean the water supply pipeline, pumping device, filtering and purification device (to remove impurities and odor), put down the nylon cover rolled on the ceiling, and fix it directly to the bottom frame to form a drum connected to the ceiling floor, just like a completely transparent glass jar.
Start the electric heater to heat the water in the water tank to a suitable temperature, then people can take off their clothes and enter the bathroom. There is a pair of fixed slippers under the cylinder, so that people will not float after wearing them.
You should make a phone call before you turn on the tap.
3. What are the interesting things about space life? What are the interesting things to eat in space life? The simplest thing, complicated and wonderful. Eating and drinking water is a common thing for people living on the earth, but in the weightless space life, the astronauts' diet becomes very complicated and particularly wonderful.
It can be said that astronauts' nutritional needs, food preparation, supply and diet have certain particularity, which is very different from their diet on the ground. Space food, like ordinary food on the ground, provides energy and nutrition for the human body.
However, in order to save the space of the spacecraft and the payload when launching, the space food carried by astronauts should be as light and compact as possible. For example, nutritious dry biscuits and sausages can be restored to the taste similar to that of fresh food by soaking them in water when eating.
In addition to being able to withstand the impact of special space environment factors, such as impact, vibration and acceleration, space food must also make appropriate adjustments to dietary nutrients according to the indicators of astronauts' physiological changes under weightlessness. For example, muscle atrophy requires that food must provide sufficient high-quality protein; Bone loss requires food to provide sufficient calcium, appropriate calcium-phosphorus ratio and vitamins. How astronauts eat and drink in space flight activities is a great test for them.
In weightlessness, it is the same to put a cup full of water upside down. The water in the cup will not float or overflow automatically. If you put it on the table, the cup will fly with the water. Therefore, the original eating habits of astronauts on the ground are completely inapplicable in space.
Generally speaking, all kinds of food, parts and utensils are fixed. After the astronauts take out the food from the food cabinet, they should cut a small hole in the composite plastic film bag containing the food, put the fork and chopsticks in their pockets and fork them into their mouths.
In order to prevent food residues from flying around and affecting the normal work of astronauts or equipment, this kind of food is often packaged in small packages and made into square, rectangular or small spherical "bite" foods with similar size, and it is not necessary to cut them when eating. If astronauts want to drink water, they can directly squeeze it into their mouths from plastic bags or toothpaste-like soft aluminum tubes when eating soup, soup, fruit juice and jam.
With the development of rocket technology, astronauts can bring more food from the ground. Such as wet or semi-wet food, turkey with juice, beef, etc. Their water content is the same as the normal food eaten on the ground.
Now, astronauts can use microwave heaters to bake food in the space capsule. This kind of microwave heater is different from the heater used on the ground.
It has some special concave cells on it. In order to prevent food from floating during heating, the food to be heated must be fixed in these compartments. After being plugged in, food can be heated to a delicious level in a short time.
With it, astronauts can taste hot and delicious braised beef, scrambled eggs, pork chops and other foods, and the taste is not much different from that on the ground. Wear-a piece of clothing is worth tens of millions of dollars. People's understanding of clothing is often limited to its covering, warmth, aesthetics and aesthetics.
4. There are many interesting things about space life in the first volume of Chinese in the second grade of primary school. What are the interesting things in space? There are many interesting things in space life.
There are many interesting things in space life.
Do you know how astronauts live in space? It's interesting to say.
In a spaceship, sleeping standing is as comfortable as sleeping lying down. However, in order to have a good sleep, astronauts must tie themselves in sleeping bags. Or turn over and float away.
When drinking water, if you use an ordinary cup, even if the cup is turned upside down, the water will not flow downwards. Because in a spaceship, water loses its weight. Astronauts must use plastic cups with straws if they want to drink water.
Walking in a spaceship is more interesting. People will float into the air with a little effort, and it is possible to retreat several steps with a cough. In order to walk smoothly, astronauts wear shoes with hooks on the soles and hook the floor firmly with grids.
It is not easy to take a bath in a spaceship. The water sprayed from the nozzle always floats in the air. In order to solve this problem, scientists designed a special shower, which can suck the sprayed water in one direction.
Look, isn't it interesting to live in space?
If I live in space, write a composition, about 30 words. Every night, I look at the twinkling stars in the sky and the moon like a big jade plate, and my heart is full of curiosity about space. How I want to travel in that magical space! From Shenzhou V launch to Shenzhou VI launch, technology has been developing continuously. It can only carry one person from the beginning to two people now, indicating that technology is constantly improving. When the astronauts returned to Earth, people all over the country thanked them for bringing back information about space for us. Seeing how proud the astronauts are, my desire to travel in space has become stronger.
I have always been interested in the topic of whether there are aliens in space. The book says that there are aliens in space. Because of the size of space, how can only the earth survive human beings? However, some scientists strongly refute this practice in the book. They think that human beings have not found a living planet after such a long time of exploration, so there should be no aliens. In order to see if there are aliens, I want to travel in space.
The last reason why I want to travel in space: Everything in the astronaut's cabin on TV will float, and there are buns, which are so small, but they are very useful to satisfy hunger. The buns float and the astronauts eat them directly with their mouths. I want to travel in space and experience that wonderful feeling. I don't watch the night sky often now because I am nervous about my studies, but my dream of traveling in space will never change. I know I must study hard to lay a solid foundation for space travel.
Check all 5 super beautiful mobile phone wallpapers! There must be all the questions related to the little red book advertisement you want. If I live in space for about 30 words, I always want to go to space, so if I am an astronaut, I will be extremely happy. I have been looking forward to lying on the rocket and watching it fly into space. How happy this is! Especially the spacewalk, how wonderful everything in space is! You can also explore the secrets of space, discover another earth, and let people live a more comfortable life.
What a great thing it is! If I were an astronaut, I would complete the task very seriously and pass the customs smoothly. I will be very happy after this, and then I will explore other planets, find places where human beings can live and explore secrets that human beings can't solve.
What a happy thing it is. Browse 23720 18-05-05 If I live in space for a day, write a composition of 150 words: 2 Due to the development of science and technology, it is very easy to enter space today, that is, in 2088. Today, I will go to space with my good friends Xiao Yu and Tian Tian.
We are approaching space at a speed of 500 meters per second in Star's self-driving spaceship. "Here we are. I arrived so soon."
We are very excited. We put on our spacesuits (the spacesuits at this time are all like the T-shirts we usually wear, but they are very thin). "Today the weather is fine, and there are good scenery everywhere. I sat in the spaceship and played all day. Ah, ah ... "Who is singing! This girl, of course, because I want to spend the best and happiest day in space.
We discussed it and decided to go to the moon first. "Stars, take us to the moon!" We all speak in unison.
The spaceship left a planet in an instant and flew to the moon. Wow, there are all kinds of craters here, which look like craters on the earth, with different heights and sizes.
Then, when we got off the spaceship, the first feeling was that we were light and strong, as fast as flying. Obstacles three or four meters high, deep ditches ten meters wide, and thousands of meters of the Milky Way can jump over.
Facing the vast universe and bright moonlight, we feel more mysterious and come to fairyland. Walking on the moon always feels light. We walked leisurely. Suddenly, a beautiful woman appeared before us.
"And you are?" We said in a panic, and then said one by one, "Are you an alien?" "Are you a fairy?" "Are you-fee? God, I have no money! " I said in surprise. The mysterious beauty suddenly smiled: "Haha, you are so funny, I am from China!" " ""what? Then why are you dressed like this (costume)? " "I am Chang 'e!" "Chang 'e!" "That's right. "
..... We talked for a long time, and Sister Chang 'e will take us to play-to play racing! (When we are not very happy, because we have played on the earth hundreds of times) "Let's go to the Milky Way." Sister Chang 'e said.
We feel flattered, because we can find a China tour guide on the moon, which is really intimate, so we can't speak other countries' languages. Sister Chang 'e got on the spaceship with us and became a galactic messenger.
We were particularly surprised when we got there. It turns out that this "racing car" is an asteroid, the runway is the Milky Way, and it is the "racing car" in the "river". We just want to have fun. "ah!" I cried.
"What's the matter?" Sister Chang 'e asked with them. "Remember, we forgot to bring money when we came out!" I said.
"Yes, what should I do?" "Never mind," Sister Chang 'e said. "This space playground is free. Go and play!" "Great!" We shouted and took Sister Chang 'e with us. Each of us chose a little star and prepared to fight! Just listen to the sound of "jump" and the struggle begins.
"Speed up" "Xiaoyu, don't run so fast, stop!" Many people came to cheer for us. The magnificent scene and the loud cheers made us even more excited. "Oda, it's a turn, you are wrong!" "Goodbye, I'll go first!" "Shit, come on, speed up!" "What brings you here? No, I have to speed up. " "Turn, turn, come on, let's go!" "Be careful in front, I'm coming up!" "What, actually occupying the road, Oda, look at me!" I let the car fly and passed ODA, hehe, don't underestimate me.
I watched the situation while driving. After fierce fighting, I won the first place.
Applause sounded, and I was very excited. Xiaoyu, ODA and Chang 'e also praised me.
After a while, the sound of beating gongs and drums came from outside. We were curious: "Sister Chang 'e, what are you doing outside?" "To tell you the truth, we are going to hold the annual ceremony of throwing moon stones." Chang 'e said.
I see. I've never heard of it.
There are many interesting things in space life. I always thought that for thousands of years, people have always had the dream of "going to heaven"; Now that this dream has come true, "going to heaven" is nothing new. However, if you travel in the vast space by spaceship, you will find that many things happening in the "sky" are very strange and a bit "weird". No, you should tie yourself in a sleeping bag when you sleep; When drinking water, turn the cup upside down, but the water won't flow downwards, so you can only suck it through a straw; Walking lightly, you must wear shoes with hooks to walk on the checkered floor; When taking a bath, the water sprayed by the nozzle always floats in the air ... all this is because it is far away from the earth and out of the gravity of the earth-weightlessness.
This lesson introduces some novel and interesting knowledge about space life in simple and vivid language, and skillfully inserts the reason of "strangeness" in the third paragraph: "Because in the spaceship, water lost its weight." This is weightlessness, which is why sleeping, drinking, walking and bathing are all strange. These interesting things must be very attractive to students. Therefore, teachers can make full use of students' curiosity, guide them to read the text well, and let them receive language training while understanding some spatial knowledge.
7. Do you know how astronauts live in space? It's interesting to say.
Or turn over and float away.
When drinking water, if you use an ordinary cup, even if the cup is turned upside down, the water will not flow downwards. Because in a spaceship, water loses its weight. Astronauts must use plastic cups with straws if they want to drink water.
Walking in a spaceship is more interesting. People will float into the air with a little effort, and it is possible to retreat several steps with a cough. In order to walk smoothly, astronauts wear shoes with hooks on the soles, so as to hook the floor firmly with grids.
It is not easy to take a bath in a spaceship. The water sprayed from the nozzle always floats in the air. In order to solve this problem, scientists designed a special shower, which can suck the sprayed water in one direction.
Look, isn't it interesting to live in space?
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