Q: What two forces tend to keep an animal stationary and thus oppose locomotion? A:
OPTIONS:
- workload and gravity
- thickness and gravity
- stength and gravity
- friction and gravity

Answer: friction and gravity

Question: Q: Glass breaking is an example of what type of change that doesn't affect the makeup of matter? A:
OPTIONS:
- reversible
- thermal
- chemical
- physical
Answer: physical

input with options: Q: In what type of process does heat flow into its surroundings and cause an increase in kinetic energy? A:
OPTIONS:
- biochemical process
- chemical process
- oscillating process
- exothermic process
output: exothermic process

Q: Q: What do you call the first cell of a new organism? A:

OPTIONS:
- embryo
- starter cell
- egg
- zygote

A: zygote

input: OPTIONS:
- renewable resources
- air resources
- natural resources
- water resources Now, answer this question: Q: Water pollution occurs when chemicals, sewage, trash, or heat enter what? A:
A:
output: water resources

Question: Q: What term is used to describe a chemical released by an animal that affects the behavior or physiology of animals of the same species? A:
OPTIONS:
- enzyme
- isolate
- amino
- pheromone
Answer:
pheromone