7th grade Midterm review Units 1-3 Part 2

Front

What is a proposed answer to a question about the natural world?

Back

Claim

Front

What are all systems of the human body made of?

Back

Cells

Front

Why might it be difficult for someone with asthma to exercise?

Back

Because their cells need molecules from air.

Front

What is the term for the change of one state of matter to another?

Back

Phase Change

Front

What is the transition from a liquid to a gas called?

Back

Evaporation

Front

What is the process called when a gas turns into a liquid?

Back

Condensation

Front

What is the process of a solid turning into a liquid?

Back

Melting

Front

What is the process of a liquid turning into a solid?

Back

Freezing

Front

What is the basic unit of life?

Back

Cell

Front

What do we call the force that pulls objects toward each other?

Back

Gravity