Chemistry-Unit 1 Review

The process of turning dry ice into carbon dioxide is an example of a

• Chemical change

• Physical change

Tags

NGSS.MS-PS1-4

True or False: You can make compounds through a physical process

• True

• False

Tags

NGSS.MS-PS1-4

A compound is an example of a

• Pure Substance

• Suspension

• Mixture

• Colloid

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

Tags

NGSS.MS-PS1-4

Which state of matter has tightly packed molecules?

• solid
• liquid
• gas

Tags

NGSS.5-PS1-1

Define a liquid.

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape

How are the particles moving in liquids?

• Sliding past one another
• moving past one another with great speed
• vibrating in a fixed postion

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

This is anything that has mass and takes us space.

• physical properties

• heat

• matter

• light

a state of matter that has no definite shape or volume

• solid
• liquid
• gas
• phases

Tags

NGSS.MS-PS1-4

An _______________ is made up of one or more of the same kind of atom chemically combined.

• atom

• element

• molecule

• compound

Tags

NGSS.MS-PS1-1