Chapter 1 Science Kahoot Review

Front

What is a gas?

Back

A gas does not have a definite volume or shape and can fill a container.

Front

What can atoms do?

Back

Atoms can join to form molecules.

Front

What is the melting point of a substance with a freezing point of 32 degrees Celsius?

Back

The melting point will be 32 degrees Celsius.

Front

What is an example of a physical change?

Back

Folding, cutting, and tearing are examples of physical changes. Rusting is not.

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances, like iron rusting.

Front

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

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What happens to water when it boils?

Back

When water boils, it undergoes a physical change from liquid to gas (steam).

Front

What is rusting?

Back

Rusting is a chemical change that occurs when iron reacts with oxygen and moisture to form iron oxide.

Front

What is the definition of freezing point?

Back

The freezing point is the temperature at which a liquid turns into a solid.

Front

What is the definition of melting point?

Back

The melting point is the temperature at which a solid turns into a liquid.