Final answer:
Melting is exemplified by the chocolate melting in a pocket on a hot day, while solidifying is demonstrated when jelly is placed in the fridge to set.
Explanation:
Melting:
- a. You have a piece of chocolate in your pocket on a hot day. - Example of melting. The chocolate, a solid, changes to a liquid due to the heat.
Solidifying:
- b. You put jelly in the fridge to set. - Example of solidifying. The jelly, a liquid, changes to a solid by cooling in the fridge.
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