Input: Answer this question:
During which phase change is heat energy absorbed by a substance?
OPTIONS:
- liquid to gas
- gas to solid
- liquid to solid
- gas to liquid
Answer: liquid to gas
*Question*: What is the best measure to use in determining the effect of solar energy on Earth's atmosphere? OPTIONS:
- the temperature of the air
- the temperature of the ocean
- the density of clouds in the sky
- the amount of rainfall on a rainy day
*Answer*: the temperature of the air
question:
Which is an example of a chemical reaction?
OPTIONS:
- nails rusting
- glass melting
- sugar dissolving
- alcohol vaporizing

answer:
nails rusting
[Q]: All animals need food to survive. Immediately after an animal eats food, the food is
===
OPTIONS:
- stored for later use
- converted into waste
- transported by the bloodstream
- digested into simpler substances
****
[A]: digested into simpler substances
question below:
Different species of carnivorous animals that share the same habitat in an ecosystem may
OPTIONS:
- become decomposers
- compete for food
- produce their own food
- mate with each other
answer below:
compete for food
question:
Which example describes a behavioral adaptation?
OPTIONS:
- A bird builds its nest in the ash near a volcano.
- A whale has the ability to hold its breath for 20 minutes.
- A fox's hair is white in the winter and brown in the summer.
- A monkey has long arms that allow it to swing from one branch to another.

answer:

A bird builds its nest in the ash near a volcano.