wHAT IS mATTER?

In which state of matter are molecules moving the slowest?

• Solid

• Liquid

• Gas

• All of the above

Tags

NGSS.MS-PS1-4

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?

• its boiling point

• its melting point

• its freezing point

• its heating point

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What occurs when a liquid turns to a gas?

• condensation

• evaporation

• the molecules move slower

• the molecules hit there freezing point

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

In which state of matter are molecules moving the fastest?

• liquid

• gas

• solid

• molecules move equally fast in all states of matter

Tags

NGSS.MS-PS1-4

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 matter

• it determines what state the matter is in

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens when water reaches its boiling point?

• it turns from liquid to a solid

• it turns from solid into a liquid

• it turns from liquid to a gas

• it turns from a gas to a liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4