Physical and Chemical Changes

Freezing Juice?

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Exploding Fireworks?

• Physical Change 
• Chemical Change 

Tags

NGSS.MS-PS1-2

Melting a chocolate bar?

• Physical Change
• Chemical Change 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Rotting bananas?

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-2

Cutting your hair?

• Physical Change
• Chemical Change

What happens when a piece of wood burns?

• A physical change takes place.
• A chemical change takes place.
• The wood loses its gravity.
• The wood loses its inertia.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which answer makes a correct statement?

• Physical change only changes the size.
• Physical change only changes the color.
• Physical changes begin and end with the same matter.
• Physical changes change the matter into something total different.

Tags

NGSS.5-PS1-4

Which action would cause the weight of an object or substance to decrease?

• stirring it
• burning it
• freezing it
• dissolving it

Tags

NGSS.5-PS1-2

A change that does not result in a new substance.

• Physical Change
• Chemical Change 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Students observed as small drops of water collected on the outside of a glass.
Which statement BEST describes why the water vapor in the air formed liquid water on the outside of the glass?

• The humidity outside the glass turns the vapor to liquid water.
• The water vapor pulls the water from inside the glass to outside the glass.
• The temperature of the water inside the glass is colder than the air outside the glass.
• The temperature of the water inside the glass is warmer than the air outside the glass.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4