DOL- Physical and chemical Changes

Identify the change:

Glass breaking

• Physical

• Chemical

Is milk going sour a physical or chemical change?

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

Rotting bananas?

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-2

What evidence in the picture indicates that a chemical change occurred?

• temperature change

• odor

• gas

Tags

NGSS.MS-PS1-2

Mechanical digestion is also known as

• Physical digestion

• Chemical digestion

What is chemical digestion?

• physical state of the food is changes

• chemical state of the food is changed

Tags

NGSS.MS-PS1-2

Which is an example of mechanical digestion?

• Mouth- chewing

• Mouth- saliva

• Stomach- hydrochloric acid

• intestines- absorbing nutrients

A chemical change

• changes the physical properties of an object, but does not create a new substance.

• creates a new substance and cannot be undone.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is this an example of a physical or chemical change?

• physical

• chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Is this an example of a physical or chemical change?

• physical

• chemical

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4