Problem: OPTIONS:
- food
- calories
- fuel
- energy
Q: Q: Maintaining a high metabolic rate takes a lot of what? A:
Answer: energy

Problem:OPTIONS:
- physical insulator
- structure insulator
- thermal condenser
- thermal insulator

Q: What is the name for a material that prevents the transfer of heat energy? A:
****
A: thermal insulator

Q: What occurs when the amount of solute dissolved exceeds the solubility of the solute? A:
OPTIONS:
- salination
- absorption
- stimulation
- saturation
saturation

Q: Where do amphibians lay their eggs? A:
OPTIONS:
- in caves
- on land
- in airborne nests
- in water

Answer: in water

Question: Q: What do you call a simple machine consisting of a sloping surface that connects lower and higher elevations? A:
OPTIONS:
- lever
- wedge
- jack
- inclined plane
Answer: inclined plane

input: OPTIONS:
- gaseous reaction
- radiation
- mechanical reaction
- chemical reaction Now, answer this question: Q: Changes of state of matter do not involve what type of reaction? A:
A:
output:
chemical reaction