Bounce off
Using light to find one's own way around requires vastly more energy, since the eyes have to detect the tiny fraction of the light that bounces off each part of the scene.
Could you please explain the meaning of the sentence?
Top answer
"bounces off something" = hits something and then changes direction, like a football kicked against a wall. g. the sun or an electric lamp) bounces off objects, then reaches the eyes, and it is in this way that we detect the presence of the objects.
- "bounces off something" = hits something and then changes direction, like a football kicked against a wall.
- g.
- the sun or an electric lamp) bounces off objects, then reaches the eyes, and it is in this way that we detect the presence of the objects.
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"bounces off something" = hits something and then changes direction, like a football kicked against a wall.
According to this explanation, light from a light source (e.g. the sun or an electric lamp) bounces off objects, then reaches the eyes, and it is in this way that we detect the presence of the objects.
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