Given the question: You are presented with the question "How are rainbows formed?" and the following answer choices: - photosynthesis - Light passing through water - Cold air mixing with water - Hot air passing through water - Evaporation of water - focusing a lens - photosyntehsis - Water passing through light Now knowing that water causes refraction of light and rainbows are formed when sunlight is refracted through raindrops, choose the best answer.
The answer is:
Light passing through water