Physical and Chemical Changes States of Matter

Kim puts an ice cube in a beaker and it melts. This is a good example of

• a physical change

• a chemical change

• an experiment

• an analysis

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

An example of a liquid turning into a gas is (liquid --> gas)

• a chocolate bar melting

• an ice cream cone dripping

• a stick of butter getting warm

• steam escaping from a cup of hot chocolate

Tags

NGSS.MS-PS1-4

Which of the following is an example of melting?

• stirring some sugar in water until you cannot see the sugar

• heating a pan of water until all the water is gone

• heating a block of ice until the ice turns to water

• cooling water in the freezer until it becomes a solid

Tags

NGSS.MS-PS1-4

What is an example of a chemical change?

• paper being burned

• metal being melted

• a board being cut in half

• water being boiled

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happens to the particles of a substance when it changes from a solid to a liquid?

• They move closer together.

• They move farther apart.

• They disappear.

• They change color.

Tags

NGSS.MS-PS1-4

Label the parts of the picture.

d

e

f

sublimation

melting point

boiling point

condensation

freezing

precipitation

vaporization

Tags

NGSS.MS-PS1-4

What is the process called when a gas changes into a liquid?

• Evaporation

• Condensation

• Sublimation

• Freezing

Tags

DOK Level 1: Recall

Changes in states of matter

b

c

d

e

a

remove energy

solid

liquid

gas

add energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter is characterized by having a fixed lattice structure and resists deformation?

• Solid

• Liquid

• Gas

• Plasma

Tags

DOK Level 1: Recall

Which of the following processes involves a reversible physical change?

• Rust forming on iron

• Baking a cake

• Cutting paper

• Melting ice