Question

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Which event that takes place while baking cookies is an indicator of a physical change?

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(1 point)

All events are indicators of a chemical change

Chocolate chips melting

Ingredients (flour, salt, sugar, milk, etc.) baking together in the oven

Smell of cookies wafting from the oven
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Answer 1

Chocolate chips melting

Melting is a change of state (solid to liquid) and does not form new substances, so it’s a physical change.