If cars run by lighting gasoline on fire then releasing gas that pushes the wheels to turn, then why can we not run on boiling water since it makes bubbles there for releasing gas just like gasoline?

Um google the question and answer them.

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.

Sorry i think the answer is b

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