Matter, Forces, Energy, and Waves Quiz

What is the principle of conservation of matter?

• Matter can disappear when mixed.

• Matter can change into energy.

• The total amount of matter stays the same when it changes form.

• Matter can be created or destroyed.

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Which of the following describes a mixture?

• A solid that dissolves in water.

• A chemical reaction that forms a new substance.

• A combination of substances that can sometimes be separated.

• A substance that cannot be separated.

How does gravity affect objects on Earth?

• It pushes objects away from Earth.

• It pulls objects toward Earth.

• It makes objects float.

• It has no effect on objects.

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What happens when forces on an object are balanced?

• The object speeds up.

• The object slows down.

• The object remains in its current state of motion.

• The object changes its motion.

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What is kinetic energy?

• Energy that is lost during collisions.

• Energy that cannot be transferred.

• Energy of motion.

• Energy stored in an object due to its position.

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What is the role of magnets in forces and motion?

• They can only repel materials.

• They have no effect on motion.

• They can attract or repel certain materials.

• They can only attract materials.

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How does energy transfer occur?

• Energy cannot change forms.

• Energy can move from place to place, like heat or light.

• Energy can only stay in one place.

• Energy is always lost during transfer.

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What happens during energy conversion?

• Energy cannot be converted.

• Energy is destroyed.

• Energy changes forms, like electrical to light.

• Energy stays in the same form.

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What is the effect of a collision on energy and motion?

• Energy and motion remain unchanged.

• Energy and motion can transfer between objects.

• Energy and motion are destroyed.

• Energy and motion are lost.

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How do waves carry energy?

• Waves destroy energy.

• Waves only carry sound.

• Waves do not carry energy.

• Waves carry energy from one place to another.

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