Question

Which of these is the best example of a physical change?

a cake baking

a match burning

a candy bar melting

a marshmallow roasting

Answer 1

[AI-generated answer — Bot GPT 3.5]

The best example of a physical change among the options provided is "a candy bar melting." In this case, the candy bar undergoes a change in its physical state from solid to liquid without any chemical reactions taking place.