Joke Collection Website - Mood Talk - An iron ball moving in a straight line on a horizontal plane.
An iron ball moving in a straight line on a horizontal plane.
(1) As can be seen from the figure, the dividing value of the scale is 1mm, and the distance the ball moves from point D to point E is: s = 8.00 cm-4.50 cm = 3.50 cm;
(2) As can be seen from the figure, in the same time, the distance traveled by the ball is getting bigger and bigger, which means that the speed of the ball is getting faster and faster, that is, the speed is getting faster and faster, so the ball moves in a straight line with variable speed;
So the answer is: 3.50; The ball moves different distances at the same time.
- Related articles
- How to make the old life happy and meaningful?
- Sad story about wanting to cry. If you miss a decision, you miss the whole life.
- Let's talk about whether the parking space in the community is worth buying.
- Summer vacation travel sentences about summer vacation travel
- Talk about the healing that warms people's hearts: what has come to an end is reborn.
- On the Discourse of Girl's Literary Model
- Make you motivated and inspired. Good morning motto.
- QQ space is sad to talk about how it is so difficult to wait for someone who loves himself to appear.
- What harm does smoking do to family members?
- Talking about the winter solstice and birthday on the same day