Thermodynamics and Phase Change

When the kinetic energy of molecules ___________, the molecules are moving ____________.

• increases/faster

• increases/slower

• decreases/faster

• decreases/slower

• stays the same/same speed

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-5

How much kinetic energy does diagram C have?

• most kinetic energy

• moderate kinetic energy

• least kinetic energy

• No kinetic energy

Tags

NGSS.MS-PS3-1

A phase change from a liquid to a gas is known as _____.

• Sublimation

• Freezing

• Evaporation

• Condensation

• Melting

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

If you transfer energy into two substances, which will EVAPORATE faster?

• The one with WEAK attraction.

• The one with STRONG attraction.

• Neither will evaporate.

• Both will evaporate.

Tags

NGSS.MS-PS1-4

This is an example of

(Hint: Dry Ice)

• Deposition

• Sublimation

• Freezing

• Melting

Tags

NGSS.MS-PS1-4

If you transfer energy INTO a liquid, which state of matter will it be in?

• Solid

• Gas

• Plasma

• Water

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

Tags

NGSS.MS-PS1-4

A phase change from a liquid to a solid is known as _____.

• Melting

• Freezing

• Condensation

• Sublimation

• Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

In a solid, the particles

• vibrate in place
• slide past one another
• overcome the strong attraction

Anything that has mass and volume is know as matter. The amount of space an object takes up is known as _____.

• Weight

• Density

• Volume

• Mass