Chemical Change

Which scientific observation, shown in the chart, indicates that a chemical reaction has NOT occurred?

• Number 1

• Number 2

• Number 3

• Number 4

Tags

NGSS.MS-PS1-2

The formation of a solid when two liquids combine is called?

• Solidification

• Freezing

• Precipitate

• Solubility

Tags

NGSS.MS-PS1-2

When your food energy is made into energy that you use to run, energy is changing from...

• Thermal to chemical

• Chemical to electrical

• Mechanical to electrical

• Chemical to mechanical

a rusting bicycle

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

corroding metal

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

fireworks exploding

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

frying an egg

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Fizzing, foaming, and burning are all examples of

• Chemical change

• Physical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A change where one or more new substances are created.

• Physical Change 

• Chemical Change 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Wood burned in a fireplace

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5