Physical and chemical changes

How many types of changes are there?

• 1: chemical

• 2: physical and chemical

• 3: physical, chemical and mixtures

Tags

NGSS.MS-PS1-5

A physical change is...

• Something that changes the physical properties of a substance (size, shape or form)

• A reaction that rearranges the particles of two or more substances to create at least one new substance.

• A reaction that changes the color, produces odor, creates sounds, releases gas and produces light.

Tags

NGSS.MS-PS1-4

A chemical change is

• Something that changes the physical properties of a substance (size, shape or form)

• A reaction that rearranges the particles of two or more substances to create at least one new substance.

• A reaction that changes the physical properties.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Ice melting is a...

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Digestion is a...

• Physical change

• Chemical change

Tags

NGSS.MS-LS1-2

Dissolving sugar into water is a...

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-2

Baking cookies is a...

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Changes that usually are irreversible are...

• Physical changes

• Chemical changes

Tags

NGSS.MS-PS1-2

Physical changes in matter can be caused...

• By heating or cooling or cutting

• By heating

• By cutting

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Matter is anything that:

• Has mass

• Takes up space

• Has mass and volume

Tags

NGSS.MS-PS1-1