Physical vs chemical

Snow melting

• chemical change

• physical change

What are the 2 main groups that scientists divided the changes to

• physical change and chemical change

• mixture and chemical change

• solutions and mixtures

• solution change and physical change

mention one physical change

What is a chemical change ?

• A chemical change is a reaction that only alters the appearance of substances.
• A chemical change is when substances are mixed without any transformation.
• A chemical change is a process that only involves physical alterations of materials.
• A chemical change is a process where new substances is formed

What are the clues that shows a chemical change ?

• color changing

  rotten food

  volume changing

• color changing

  bubbles forming

  odor changing

  light produced

  heat produced

• light produced

  heat produced

  texture changing

  mass changing

• bubbles forming

  shape changing

  size changing

Bubbles are sign of which change

• chemical change

• physical change

crumbling paper

• physical change

• chemical change

baking pizza

• physical change

• chemical change

rusted bike

• chemical change

• physical change

melted ice cream

• physical change

• chemical change