First is electric, second tenaga haba, thrid kinetik
The answer is c or b because a chemical property reacts with oxygen and it can be boil at 00 degrees Celsius but it can float in water so the answer is b,c,d,e.
Answer:
Coefficient of friction.
Explanation:
The amount of friction divided by the weight of an object is equal to the coefficient of friction. It is a dimensional less number. It can be given by :

N is normal force.
= coefficient of friction

You have to know what the temperature of your suroundings first and then you can melt it with the tools you need. yeah that's another thing know what tools you need and then be safe!:D
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