States of matter/phase changes REVIEW (7R)

Front

What are phase changes?

Back

Phase changes are transitions between different states of matter, such as solid, liquid, and gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What type of change occurs during a phase change?

Back

Phase changes are physical changes.

Tags

NGSS.MS-PS1-4

Front

What happens to the energy of particles during heating?

Back

When particles are heated, they gain energy, causing them to speed up and spread out.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What is the state of matter where particles are far apart and move freely?

Back

Gas.

Front

What is the order of phases from fastest to slowest particle movement?

Back

Gas - Liquid - Solid.

Tags

NGSS.MS-PS1-4

Front

What is a chemical change?

Back

A chemical change is a process where one or more new substances are created.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What happens to particles in a solid when heated?

Back

They vibrate faster but remain in fixed positions.

Tags

NGSS.MS-PS1-4

Front

What is the effect of cooling on gas particles?

Back

Cooling gas particles slows them down and can lead to condensation into a liquid.

Tags

NGSS.MS-PS1-4

Front

What is the process called when a solid turns directly into a gas?

Back

Sublimation.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is the process called when a gas turns into a liquid?

Back

Condensation.

Tags

NGSS.MS-PS1-4