Physical and Chemical Change in Weathering of Rocks

This type of change happens in materials without forming a new substance.

• Physical Change

• Chemical Change

• Both

• None

Hammering a rock into smaller pieces

• PHYSICAL CHANGE

• CHEMICAL CHANGE

Liquid water turning into solid ice

• PHYSICAL CHANGE

• CHEMICAL CHANGE

Metals react with oxygen and changes in color (rusting)

• PHYSICAL CHANGE

• CHEMICAL CHANGE

What type of change is shown in the short clip?

• PHYSICAL CHANGE

• CHEMICAL CHANGE

What type of change is shown in the short clip?

• PHYSICAL CHANGE

• CHEMICAL CHANGE

What is the evidence of chemical change shown in the short clip?

• formation of solid precipitate

• change in color

• release of gas

• change in size

• change in shape

A mineral feldspar changes into clay mineral. There is a formation of a new substance. What type of change is this?

• physical change

• chemical change

• BOTH

• NONE

Over time rocks found at the beach become rounded and smooth by being rolled around by waves. What type of change is involved?

• PHYSICAL CHANGE

• CHEMICAL CHANGE