Joke Collection Website - Mood Talk - Tell me about their formation principles: Reflection of trees in water: _. The shadow of the tree on the ground: _. Chopsticks become bent: ___．

Tell me about their formation principles: Reflection of trees in water: _. The shadow of the tree on the ground: _. Chopsticks become bent: ___．

The reflection of a tree in water, "reflection" is equivalent to the image of a plane mirror, which is the reflection of light;

The shadow of a tree in the sun is due to the linear propagation of light;

< p> Chopsticks inserted obliquely into the water will be deflected due to the refraction of light. This is because the light enters the water from the air and the refracted light is deflected in the normal direction.

So the answer is: reflection of light; straight-line propagation of light; refraction of light.

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Joke Collection Website - Mood Talk - Tell me about their formation principles: Reflection of trees in water: ___. The shadow of the tree on the ground: ___. Chopsticks become bent: ___．

Tell me about their formation principles: Reflection of trees in water: ___. The shadow of the tree on the ground: ___. Chopsticks become bent: ___．

Joke Collection Website - Mood Talk - Tell me about their formation principles: Reflection of trees in water: _. The shadow of the tree on the ground: _. Chopsticks become bent: ___．

Tell me about their formation principles: Reflection of trees in water: _. The shadow of the tree on the ground: _. Chopsticks become bent: ___．