freezing an ice cube is actually a physical change, and a burnt log is a chemical change because it is a different substance than it was initially (whatever you do you can't make a burnt log a regular non-burned log again).
Yes. No chemical change has taken place, only a physical change. It can be undone (liquid water can be re-frozen)
Yes, it is a chemical change.
The melting of an ice cube is considered both a physical change and a chemical change simply because a chemical change is something burning, so if the ice cube is cold and hot at the same time, it's both a physical change and a chemical change.
Melting is a physical change.
This is a physical change the chemical composition of the sugar does not change
Heating an Ice cube with a hairdryer is ...Physical change
Because melting sugar turns color to form caramel. i.e. it has changed and specifically it has undergone a CHEMICAL CHANGE (Or chemical reaction). When melting ice, no chemical reaction occurs, and so it is just a PHYSICAL CHANGE.
Freezing is a physical change.
Physical.
no that is a physical property change, not a chemical property.
it is a chemical
It is a physical change because if the H2O