which scenario is an example of a physical change? wood is burned in a campfire and is turned into ash and…

which scenario is an example of a physical change? wood is burned in a campfire and is turned into ash and smoke. a piece of metal is left in the rain and forms rust. lead is melted into a liquid to form pellets. yeast turns sugar into energy, water, and carbon dioxide gas.

which scenario is an example of a physical change? wood is burned in a campfire and is turned into ash and smoke. a piece of metal is left in the rain and forms rust. lead is melted into a liquid to form pellets. yeast turns sugar into energy, water, and carbon dioxide gas.

Answer

Brief Explanations:

A physical change involves a change in physical form without altering the chemical composition. Burning wood, metal rusting, and yeast - sugar reaction are chemical changes as new substances are formed. Melting lead is a physical change as only the state changes from solid to liquid without a change in its chemical identity.

Answer:

C. Lead is melted into a liquid to form pellets.