Changing States

A cold pitcher of water was placed on a table outside. After a few minutes, drops began to form on the outside of the pitcher. Which process does the water on the outside of the pitcher demonstrate?

• freezing

• condensation

• evaporation

• boiling

You want to observe a change in state. What could you do to change liquid water to water vapor?

• You could hold an ice cube in your hand.

• You could put popsicles in the freezer.

• You could pour a glass of lemonade.

• You could boil a pot of water.

Tags

NGSS.MS-PS1-4

Freezing and melting are opposite processes. Which process is the opposite of condensing?

• melting

• freezing

• cooling

• evaporating

Tags

NGSS.MS-PS1-4

You walk outside one morning and notices that your mother’s car is covered with ice. What change has water gone through to become ice?

• evaporation

• melting

• freezing

• condensation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

James placed a pot of water on a stove for 20 minutes. He observed that the water began to bubble and that the water level dropped. Which explanation below describes what is happening to the water?

• The water is boiling and evaporating.

• The water is freezing.

• The water is melting and disappearing.

• The water is cooling down.

Tags

NGSS.MS-PS1-4

There are three states of matter, solid, liquid and, gas. How is a solid different from a liquid?

• A solid does not have a definite volume. A liquid has a definite volume.

• A solid has a definite volume. A liquid does not have a definite volume.

• A solid has a definite shape. A liquid takes the shape of its container.

• A solid takes the shape of its container. A liquid has a definite shape.

Tags

NGSS.MS-PS3-4

Ms. King built snowman. As the sun comes out, she notices the snowman begins to get smaller and a puddle of water forms on the ground under the snowman. What type of change is taking place?

• liquid freezing to become solid

• solid melting to become liquid

• solid freezing to become liquid

• liquid freezing to become solid

Tags

NGSS.MS-PS1-4

Alex is trying to investigate how water changes states. He places a heat lamp over a bowl of water. What will happen to the water over time?

• It will melt

• It will evaporate

• It will freeze

• It will condense

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What do you need to change the physical state of water as a gas to a liquid?

• The removal of heat

• The boiling of water

• The addition of heat

• Nothing, it will change on its own over time

Tags

NGSS.MS-PS1-4

Ice undergoes a physical change to a liquid when placed in your hand because of

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4