State whether true or false.
1.Heat can from one substance to another, hence heat is matter.
2. you transfer gas from a container to a bigger containerits volume will increase.
3. All metals corrode when exposed to air.
4.Plastics are long-lasting as they are non-blodegradable.
5.To store chemicals in the laboratory we use metal containers
6.We can identify a pure substance by measuring its density,
7 Gold jewellery made of pure gold is considered to be the best.
8. Diamond can scratch iron.
9. The more easily a substance can be bent, the more mexible itis
10 Iron is more difficult to melt than aluminium.