Physical vs Chemical Properties and Changes

What type of change has occurred when a nail rusts?

• A physical change

• A chemical change

• An atomic change

• A reactive change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A change in which NEW substances are formed.

• Chemical change

• Physical change

• Casual change

• Formal change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is melting butter for popcorn a chemical or physical change?

• chemical

• physical

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Ripping up paper ...

• Chemical Change

• Physical Change

Which of the following is an example of a physical change?

• Water freezing into ice.

• A piece of wood burning.

• A toy car rusting.

• Zinc producing hydrogen gas when mixed with water.

What does it mean when there is a physical change?

• Matter has changed from one substance into another.

• Matter has changed on the molecular level.

• A new substance has been formed.

• Matter has changed size, shape or form.

What is an example of a chemical change that happens inside your body?

• Food being broken down by enzymes in your stomach

• Food being broken into small pieces by your teeth

• Food being moved from your esophagus into your stomach

• Water being absorbed inside your large intestine

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

Which change can be easily be reversed?

• Chemical Change

• Physical Change

• Both a physical and chemical change

• Neither a physical or chemical change

Which is an example of chemical change?

• Water freezes

• Wood is cut

• Bread is baked

• Wire is bent

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following strictly alters the physical properties of a substance?

• chemical change

• both physical and chemical

• melting and freezing

• physical change