Energy and Phase Changes

When energy is added or taken away from a substance it causes a:

• Chemical Reaction
• Phase Change
• Nothing Happens

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

What causes a phase change?

• Motion
• Speed
• Energy
• Friction

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens to particle movement/speed when energy is added to a phase?

• Particles slow down
• Particles go faster
• Particles don't move
• Particles stay the same speed

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens to particle spacing when energy is added to a phase? 

• Particles move farther apart
• Particles move closer together
• Particles stay the same

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Solid changed into a liquid

• Freezing
• Condensation
• Melting
• Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Liquid changed into a gas

• Freezing
• Condensation
• Melting
• Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Gas changed into a liquid

• Freezing
• Condensation
• Melting
• Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Liquid changed into a solid

• Freezing
• Condensation
• Melting
• Evaporation

Tags

NGSS.MS-PS1-4

Which two phases changes add energy?

• Freezing, Melting
• Condensation, Evaporation
• Freezing, Condensation
• Melting, Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which two phases changes takes away energy?

• Freezing, Melting
• Condensation, Evaporation
• Freezing, Condensation
• Melting, Evaporation

Tags

NGSS.MS-PS1-4