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Is an acid-base reaction a chemical or physical reaction?

Chemical

Is cutting a banana a chemical or physical reaction?

Physical

What is a physical reaction?

A physical reaction is when you are changing the appearance of something but not the object itself. This is a reversible reaction.

Are fireworks an example of a chemical or physical change?

chemical

Is cutting your hair a physical or chemical reaction?

Physical

Can you give an example of a chemical reaction?

Answers will vary

Is colouring a piece of paper an example of a chemical or physical change?

physical

Is starting a fire a chemical or physical reaction?

Chemical

Is digesting food a chemical or physical reaction?

Chemical

Is mixing baking soda and grape juice a chemical or physical reaction?

chemical

Can you give an example of a physical reaction

Answers will vary

What is a chemical reaction?

A chemical reaction is when you are changing the appearance of something and also the object itself. This is not a reversible reaction.

Is mixing baking soda and vinegar an example of a chemical or physical reaction?

chemical

Is baking a chemical or physical reaction?

Chemical

Is crumpling a piece of paper a chemical or physical change?

physical

Is cooking an egg an example of a chemical or physical change?

chemical

Is ripping a piece of paper a chemical or physical reaction?

Physical

Is melting ice an example of a chemical or physical reaction?

Physical

How can you tell if something produced a chemical change?

change in colour, odour, sounds produced, irreversible etc.

Is a rotting banana an example of a chemical or physical change?

chemical