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10 Questions

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The Chemical World

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Questions and Answers

Which term describes the movement of particles in matter?

Vibration

Expansion

Translation (correct)

Rotation

What happens to particle movement when heat energy is added?

Particles slow down

Particles change shape

Particles speed up (correct)

Particles stop moving

What is the effect of removing heat from a solid?

Solid becomes a liquid (correct)

Solid becomes a gas

Solid becomes a superconductor

Solid becomes a plasma

What physical property of matter is related to heat energy and particle movement during boiling?

State Signup and view all the answers

Why is water considered an important solvent?

It is a universal solvent Signup and view all the answers

Which of the following is a reason for classifying living things?

To study their structural features Signup and view all the answers

What is the main difference between unicellular and multicellular organisms?

Unicellular organisms have a single cell, while multicellular organisms have multiple cells Signup and view all the answers

Which of the following is NOT a structural feature used to group living things?

Plants Signup and view all the answers

What are the structures within cells that make up the tissues, organs, and organ systems of multicellular organisms?

Cell membrane, cell wall, and nucleus Signup and view all the answers

What is the role of respiration in providing energy for the activities of cells?

To break down glucose and release energy Signup and view all the answers