Changes in Materials

Digestion of food.

• Physical Change

• Chemical Change

Boiling of water

• Physical Change

• Chemical Change

Spoiling of food

• Physical Change

• Chemical Change

Tearing of paper

• Physical Change

• Chemical Change

Physical Change is the change from gas to liquid.

• Melting

• Evaporation

• Condensation

• Deposition

• Sublimation

Physical Change is the change from gas to solid.

• Melting

• Evaporation

• Condensation

• Deposition

• Sublimation

Physical Change is the change from liquid to gas.

• Melting

• Evaporation

• Condensation

• Deposition

• Sublimation

How does the Oxygen affect the fruits?

• Harden

• Getting bigger

• Overripped

• Nothing will happen

Which statement is incorrect?

• A chemical change can Emit light?

• The batteries can stop Electricity

• Gases could appear as smoke of any color or bubbles in liquid.

• Heat is another sign of Chemical change

What chemical change is being described by the picture?

• Precipitation

• Decomposition

• Glocuse

• Photosynthesis