Matter: Chemical and Physcial Changes

Chemical reactions have to create a new..

What is the difference of chemical and physical reactions?

• Both chemical and physical reactions are the same.

• Physical reactions are changes to something you can usually see while chemical reactions aren't.

What is an example of a physical change?

• Painting something

• Mixing a drink

• Eating food

• Burning something

Is the net absorption of energy...

• Endothermic

• Exothermic

What is the boiling point?

• The point where something melts

• The point where something turns to steam or vapor

• The burning point

What is a chemical reaction?

• A chemical reaction is when a substance can be observed

• A chemical reaction is when a new substance is created

• A chemical reaction is when the identity of an object doesn't change

• A chemical reaction is color and taste

Which is a chemical reaction

• A banana ripped

• ice melting

• pencil breaking

• paper burning

Which one is a chemical change

• Digesting a Burger

• Breaking a XBOX

• Breaking a PC

• Breaking a PS4

Which one(s) a chemical change

• Baking dough

• Cutting bread

• Frying fries

• Opening fries

which one is not a physical change but a chemical change

• Biting an apple

• Rotting an banana