jake122390
04.02.2020 •
Chemistry
Refraction occurs when the speed of light changes as it travels between mediums.
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Ответ:
The answer is true
Refraction is an effect that occurs when a light wave, incident at an angle away from the normal, passes a boundary from one medium into another in which there is a change in velocity of the light.The wavelength decreases as the light enters the medium and the light wave changes direction.
Ответ:
A and C
Explanation: it is A. Nervous and digestive.
C. Respiratory and circulatory