Review of Chemical Matter

Cutting your hair?

• Physical Change

• Chemical Change

Is sqeezing organges to make orange juice a phyical or chemcial change?

• physical

• chemical

Tags

NGSS.MS-PS1-2

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.

A change that does not result in a new substance.

• Physical Change

• Chemical Change 

Tags

NGSS.MS-PS1-4

A chemical change

• changes the physical properties of an object, but does not create a new substance.

• creates a new substance and cannot be undone.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties

• chemical properties

• liquid properties

• real properties

Tags

NGSS.MS-PS1-2

Is burning wood a chemical or physical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is glass breaking a chemical or phyiscal change?

• chemical

• physical

Is hammering wood together to build a house a chemical or physical change?

• chemical

• physical