OpenSciEd 7.1

Front

What is a chemical change?

Back

A process where substances are broken down and their particles rearrange to form a new substance.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is a product in a chemical reaction?

Back

The new substance that is formed as a result of a chemical reaction.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What causes gas to be produced in a bath bomb?

Back

Gas is created as a result of a chemical reaction.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What does a phase change refer to?

Back

The transition of a substance from one state of matter to another, such as from liquid to gas to solid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What two properties were tested to find out what gases could be coming from the bath bomb?

Back

Flammability and Density.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Tags

NGSS.MS-PS1-4

Front

What is a reactant in a chemical reaction?

Back

The starting substances that undergo a chemical change.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

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

Back

A chemical change results in the formation of new substances, while a physical change does not.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is density?

Back

The mass of a substance divided by its volume, often used to identify substances.

Front

What is flammability?

Back

The ability of a substance to catch fire and burn.