Melting and dissolving

This task is about melting and dissolving.
examples of melting butter and dissolving sugar

Jill and Toby wanted to see who could boil water the quickest. The diagram above shows how they each set up their equipment.

Question 2Change answer

a)  i)  Describe what you see happening when something melts.
ii) Explain why you think this happens.

Question 2Change answer

b)  i)  Describe what you see happening when something dissolves.
ii) Explain why you think this happens.