Chapter 13 Chemistry

The average kinetic energy of water molecules is greatest in...

• Stream at 200°C

• Liquid water at 373 K

• Liquid water at 90°C

• Ice at 0°C

Tags

NGSS.HS-PS3-2

According to the kinetic theory of gases..

• The particles in a gas move rapidly

• The particles in a gas are relatively far apart

• The particles in a gas move independently of each other

• All answer choices are correct.

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.HS-PS1-5

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

Freezing

• Solid to gas
• Liquid to solid
• Gas to solid
• Liquid to gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Boiling

• liquid to gas
• gas to solid
• gas to liquid
• solid to liquid

Tags

NGSS.MS-PS1-4

Define a liquid.

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape

What is happening when my ice cream changes from a solid to a liquid?

• freezing
• melting
• burning
• evaporation

Tags

NGSS.MS-PS1-4

What term describes a solid changing to a gas?

• Deposition
• Sublimation
• Evaporation
• Freezing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is condensation?

• gas to solid
• gas to liquid
• liquid to solid 
• solid to liquid 

Tags

NGSS.MS-PS1-4