What is the definition of matter?

• Anything that has mass and takes up space

• Only things that are solid

• Only things that are liquid

• Only things that are gas

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

What happens during the process of evaporation?

• Liquid turns into gas

• Gas turns into liquid

• Solid turns into liquid

• Liquid turns into solid

Tags

NGSS.MS-PS1-4

What is condensation?

• Gas cools and changes back into a liquid

• Liquid heats and changes into a gas

• Solid melts into a liquid

• Liquid freezes into a solid

Tags

NGSS.MS-PS1-4

Which process involves a liquid turning into a solid when cooled?

• Freezing

• Melting

• Evaporation

• Condensation

Tags

NGSS.MS-PS1-4

What is a chemical change?

• A change where a new substance is formed

• A change in the state of matter

• A change in size or shape

• A change that can be easily reversed

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happens during a chemical change?

• The substances involved remain the same

• A new substance if made.

• The substance disappears completely

• The substance becomes smaller

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is NOT a sign of a chemical change?

• Bubbles or gas form

• A new odor appears

• The substance dissolves

• Heat or light is given off

Tags

NGSS.MS-PS1-2

Why can't chemical changes be easily reversed?

• Because they involve a change in state

• Because they create a new substance

• Because they are too fast

• Because they are too slow

What is the definition of mass?

• The volume of an object.

• The speed of an object.

• How heavy an object is.

What is the definition of volume?

• The amount of space an object takes up.

• The density of a material.
• The surface area of a shape.
• The weight of an object.