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What are examples of physical changes? Chemical changes?

Answer 1

Physical changes are largely changes of state.......

There should be plenty of examples of these processes on these boards and in your text. Chemical changes involve the formation of new substances and the making and breaking of strong chemical bonds. Physical changes are primarily changes of state: solid to liquid to gas, etc.

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Answer 2

Owen Ambrose

Chemical changes

They include the reactions that occur with the element. For instance, the properties of metal change when it reacts with acid.

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Answer 3

Jose Ayala

Examples of chemical changes are burning wood, rusting iron, breaking down food, baking a cake, and fermenting grapes to make wine. Examples of physical changes are melting ice, boiling water, tearing a piece of paper, crushing a can, and dissolving salt in water.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.