Amplify Phase Change Chapter 1 and 2 Review

Front

What state of matter do molecules move around each other?

Back

Liquid

Tags

NGSS.MS-PS1-4

Front

What happens to a substance's molecules when energy is added and a phase change occurs?

Back

Its molecules will move faster. Now it is a gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

How do molecules behave in a gas?

Back

Molecules move away from each other.

Tags

NGSS.MS-PS3-5

Front

What happens to a substance's molecules when energy is added and they are moving in place?

Back

Its molecules will move faster. Now it is a liquid.

Tags

NGSS.MS-PS1-4

Front

What change occurs when a substance's molecules go from moving in place to moving around each other?

Back

At first, it was a solid. Later, it was a liquid.

Tags

NGSS.MS-PS1-4

Front

What is a phase change?

Back

A transition of a substance from one state of matter to another.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What are the three main states of matter?

Back

Solid, liquid, gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What happens to the energy of molecules in a solid when heat is applied?

Back

The energy increases, causing the molecules to vibrate more and eventually change to a liquid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is the difference between a solid and a liquid in terms of molecular movement?

Back

In a solid, molecules vibrate in place; in a liquid, they move around each other.

Tags

NGSS.MS-PS1-4

Front

What occurs during melting?

Back

A solid absorbs heat and changes into a liquid.

Tags

NGSS.MS-PS1-4