chemical and physical change

Evidence of Chemical Change.

• New Substance 
• Size change
• State change
• Mixture 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Fireworks Exploding are a ________ change.

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Hydrochloric acid reacts with potassium hydroxide to produce a salt, water,and heat.

• Chemical Change
• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Evaporation

• Chemical Change
• Physical Change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Pancakes cooking on a griddle

• Chemical Change
• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Is freezing juice a physical or chemical change?

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-2

Which is a way that a piece of paper can go through a chemical change?

• fold the paper in half
• soak the paper in water
• burn the paper with fire
• cut the paper with scissors

Tags

NGSS.MS-PS1-2

Which example best describes a physical change?

• iron rusting
• charcoal burning
• an ice cube melting
• a marshmallow burning

Tags

NGSS.MS-PS1-4

When you break a cracker into pieces it is a 

• Chemical change
• Physical change
• Chemical Weathering
• Physical Weathering

What is a chemical change?

• Forming a new substance

• When two or more substances combine to make a greater one

• When two or more substances combine to make a new chemical substance

• Combing substances

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5