Solids, Liquids, & Gases

In which state of matter are molecules moving the slowest?

• solid
• liquid
• gas
• all of the above

Which of the following causes a solid to change to a liquid?

• the freezing point
• evaporation
• cold
• heat

Tags

NGSS.MS-PS1-4

What point has water reached when it turns from a liquid to a solid?

• the boiling point
• the melting point
• the freezing point
• the heating point

What effect does the speed of molecules have on matter?

• it helps figure out the matter's density
• it controls the matter's weight
• it determines the mass of the matter
• it determines what state the matter is in

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-4

In which state of matter are molecules moving the fastest?

• solid 
• liquid
• gas
• the molecules move equally fast in all states of matter

What occurs when a liquid turns to a gas?

• condensation 
• evaporation
• the molecules move slower
• the molecules hit their freezing point

What happens when water reaches its boiling point?

• it turns from a liquid to a solid
• it turns from a solid to a liquid
• it turns from a liquid to a gas
• it turns from a gas to a liquid