input: OPTIONS:
- spectral light
- myopia
- prism
- visible light Now, answer this question: Q: What helps us see rainbows in the sky? A:
A:
output: visible light

input: OPTIONS:
- sweat, saliva
- urea
- insulin and pepsin
- pancreatic juices, bile Now, answer this question: Q: What does the secretion of the hormone cholecystokinin stimulate the release of? A:
A:
output: pancreatic juices, bile

input: OPTIONS:
- combination interference
- wave impact
- wave collision
- wave interference Now, answer this question: Q: What is it called when waves interact with other waves? A:
A:
output:
wave interference