CHEMICAL AND PHYSICAL CHANGE

WHAT IS PHYSICAL CHANGE

• When an object changes form but is still the same matter.
• This can be from crushing, heating, cooling etc.
• Example: Water changing to ice.
• Why: Water and ice are the same material, the water just froze.
• Some physical changes can go the opposite way.

WHAT IS CHEMICAL CHANGE

• When a chemical takes 2 substances and turns them into another.
• Example: Diet Coke and Mentos.
• Why: Chemicals in the coke react with the mento.
• This created a chemical reaction.
• Chemical changes can't be reversed.

CHEMICAL CHANGE MAKES THINGS...

• Chemical change can make something...
• Bubbly or flat
• Smooth or bumpy
• Hot or cold
• Different colors

THE END