Changing States

Changing the state of matter is usually a result of:

• changing the temperature or surrounding pressure of a substance

• you can't change states of matter

• mixing two different states of matter together

• changing the atoms of the matter

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Most matter in the universe exists in the:

• Plasma state

• Liquid state

• Gaseous state

• Solid state

Changing matter from a solid to a liquid is called:

• condensation

• evaporation

• freezing

• melting

Tags

NGSS.MS-PS1-4

What is required to change a solid to a liquid?

• freezing

• nothing

• energy

• condensation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Label the change of states.

a

b

c

d

e

condensation

freezing

sublimation

vaporization

melting

Tags

NGSS.MS-PS1-4

What is sublimation?

• When a substance changes directly from a gas to a solid

• When a substance evaporates

• When a substance changes directly from a solid to a gas

• When a substance freezes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How many states of matter are common on Earth?

• one

• four

• three

• two

Tags

NGSS.MS-PS1-4

Liquids have:

• No definite shape; no definite volume

• a definite volume, but no definite shape

• a definite shape but not a definite volume

• a definite shape and a definite volume

What are the three main states of matter?

• Solid, liquid, and gas

• Ice, water, and steam

• Temperature, pressure, and energy

• Hot, cold, and warm

Compared to ice, how do molecules of water behave?

• They move less freely

• They are locked into a crystal lattice

• They move more freely

• They bounce off one another randomly

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4