Q: In 1802, charles and gay-lussac both proposed that for a fixed amount of gas at a constant pressure, what is directly proportional to its absolute temperature? Choices: - air - liquid - density - volume A:
volume

Q: What is the term for the visible part of the electromagnetic spectrum? Choices: - chroma - gravity - electricity - light A:
light

Q: Q: An environment in which cells neither sink nor swell is known as what? Choices: - pressured environment - electrolyte environment - exothermic environment - isotonic environment A:
A: isotonic environment

Question: Q: What is another word for thermal energy? Choices: - solar - humidity - temperature - heat A:
Answer: heat

*Question*
Q: What can echinoderms sense with their simple eyes? Choices: - colors - shapes - electricity - light A:
**Answer**
light

Q: Q: Insulin is produced by what part of the body? Choices: - kidneys - liver - thyroid - pancreas A:
A: pancreas