Study Jams: Physical and Chemical Changes

Digesting your food is an example of 

• chemical change

• physical change

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which is an example of a chemical reaction?

• paper cut into small pieces

• chocolate melting in a pan

• flour and sugar mixed in a bowl

• cookies baking in an oven

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Change in color is a physical change.

• True

• False

Tags

NGSS.MS-PS1-2

If a substance changes color, what has most likely happened?

• A pressurized change has taken place.

• A chemical change has taken place.

• A physical change has taken place.

• Nothing has taken place.

Tags

NGSS.MS-PS1-2

Which of the following is a clue that a chemical change has taken place?

• A gas forms when the change takes place.

• The substance is smaller than it was before the change took place.

• The substance has been shaken up.

• The substance looks the same as it did before the change took place.

Tags

NGSS.MS-PS1-2

What type of change can be reversed?

• A physical change

• A chemical change

• A molecular change

• An electric change

Which of following would cause the molecules in matter to change?

• A moderate climate

• Pressure

• Motion

• Extreme heat

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

which of these example is a physical change?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

is the picture chemical or physical

• chemical

• physical

Tags

NGSS.MS-PS1-2

which one is not an indicator of a chemical change

• formation of gas

• formation of a solid

• formation of liquid

• change of colour

• change in temperature

Tags

NGSS.MS-PS1-2