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Physical vs Chemical Changes

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Questions and Answers

Which of the following best describes physical changes?

Changes that involve the release or absorption of energy

Changes that alter the chemical composition of a substance

Changes that only affect the appearance or form of a substance (correct)

Changes that occur when a substance reacts with another substance

Which of the following best describes chemical changes?

Changes that involve the release or absorption of energy

Changes that only affect the appearance or form of a substance

Changes that occur when a substance reacts with another substance

Changes that alter the chemical composition of a substance (correct)

Which of the following is an example of a physical change?

Melting ice (correct)

Rusting of iron

Burning wood

Cooking an egg

¿Cuál de las siguientes opciones describe mejor un cambio físico?

La alteración de la forma o el tamaño de un objeto Signup and view all the answers

¿Cuál de las siguientes opciones es un ejemplo de cambio químico?

La oxidación del hierro Signup and view all the answers

¿Cuál de las siguientes opciones describe mejor un cambio químico?

El cambio de color de una sustancia Signup and view all the answers

Physical vs Chemical Changes

Choose a study mode

Podcast

Questions and Answers

Which of the following best describes physical changes?

Which of the following best describes chemical changes?

Which of the following is an example of a physical change?

¿Cuál de las siguientes opciones describe mejor un cambio físico?

¿Cuál de las siguientes opciones es un ejemplo de cambio químico?

¿Cuál de las siguientes opciones describe mejor un cambio químico?

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