Modeling Matter

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are atoms?

Back

Atoms are the basic building blocks of matter.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Front

What is chromatography?

Back

Chromatography is a technique used to separate mixtures into their individual components.

Front

What does it mean for a substance to dissolve?

Back

To dissolve means to mix a solid into a liquid so that it becomes part of the liquid.

Tags

NGSS.MS-PS1-2

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is the difference between a mixture and a compound?

Back

A mixture is made of two or more substances that can be separated, while a compound is a substance formed when two or more elements are chemically bonded.

Front

What happens to salt when it is added to water?

Back

The salt dissolves in the water, breaking into its individual ions.

Tags

NGSS.MS-PS1-2

Front

What is gas chromatography?

Back

Gas chromatography is a method used to separate and analyze compounds that can be vaporized.

Front

What factors can affect the separation of molecules in chromatography?

Back

Factors include the size, weight, and shape of the molecules.

Front

What is the role of temperature in dissolving substances?

Back

Increasing the temperature usually increases the rate at which a substance dissolves.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4