24-25 Fall Final Review

Front

Which layer is the oldest in geological terms?

Back

Layer 1 is the oldest layer in geological formations.

Front

What is a molecule?

Back

A molecule is two or more atoms chemically combined.

Front

What does Newton's Third Law of Motion state?

Back

For every action, there is an equal and opposite reaction.

Front

What are the properties of a physical change?

Back

A physical change does not form a new substance, but can change its state.

Front

What is an example of a physical change?

Back

Glass shattering is an example of a physical change.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements are chemically bonded.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the chemical composition, while a chemical change does.

Front

What happens to the mass of a substance during a physical change?

Back

The mass remains the same during a physical change.

Front

What is an example of a chemical change?

Back

Rust forming on iron is an example of a chemical change.