question below:
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 below:
liquid to gas

question below:
A scientist plans to investigate the nervous system of sea slugs. What should the scientist do first?
OPTIONS:
- Develop a theory about sea slugs that can be tested.
- Go to the ocean to observe the behavior of sea slugs.
- Obtain several sea slugs and conduct experiments with them.
- Review the research other scientists have done on sea slugs.
answer below:
Review the research other scientists have done on sea slugs.

question below:
During which chemical process is energy absorbed?
OPTIONS:
- iron nails rusting
- candles burning
- vegetables rotting
- plants photosynthesizing
answer below:
plants photosynthesizing

question below:
Which is a reason for Arkansas having multiple seasons?
OPTIONS:
- the tilt of Earth's axis
- the speed of Earth's orbit
- Earth's distance from the Sun
- Earth gravitational pull toward the Moon
answer below:
the tilt of Earth's axis