Which of the following sample is matter?

• stone

• light

• thunder

• heat

what is matter made of?

• made of small substances

• made of small particles beyond our eyes can see

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

it is the amount of matter in an object

• volume

• density

• mass

• atom

Anything that has mass and occupies space

• atom

• matter

• solid

• volume

Do you think that heat and light have mass? Do they occupy space?

• yes, it has mass and occupies space

• no, does not have mass and does not have space

This process by which the molecules on the surface of a liquid break away and change into gas

• condensation

• melting

• evaporation

• freezing

Tags

NGSS.MS-PS1-4

water molecules may collide with the inner surface of the cover and as more molecules do so, some may stay on the cover, accumulate and form droplets. It is the reverse of evaporation

• freezing

• melting

• condensation

• evaporation

Tags

NGSS.MS-ESS2-4

what do you call a process in which a solid is changed to liquid?

• freezing

• melting

• condensation

• evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A process in which liquid turns to solid

• melting

• freezing

• condensation

• evaporation

Tags

NGSS.MS-PS1-4

What do you call a molecules that escape from the liquid and go into the gaseous phase?

• vapor

• water vapor

• water

• evaporation

Tags

NGSS.MS-PS1-4