Charper 4 - Physical & Chemical Change

Question 1

Physical changes

Answer 1

Reversible
Changes of state
Cutting up/Shredding/crushing/Cutting grass
Dissolving - Evaporation to remove water

Question 2

Chemical changes

Answer 2

Non reversible 
Light or heat given off
New substance made
Gas/bubbles made
Hard to reverse 
Colour changes 
New odor/smell