Force and Motion Review HS

What is a force?

• a. A type of energy
• b. The rate at which an object performs work
• c. A push or a pull
• d. An object that makes up matter

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Force is measured in:

• a. Newtons
• b. Joules
• c. Meters
• d. Meters per second

What type of force is the woman applying to cart in the illustration below?

• a. An applied force
• b. Friction
• c. A gravitational force
• d. An electric force

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What type of force opposes motion, causing moving objects to slow down and/or stop?

• a. An applied force
• b. Friction
• c. Magnetic force
• d. Electric force

The force of friction exerted by a surface depends on:

• a. The color of the surface
• b. The temperature
• c. The smoothness of the surface
• d. The hardness of the surface

Drag is a friction-like force exerted by:

• a. Gases
• b. Liquids
• c. Solids
• d. Both a and b

Which force is responsible for causing leaves from a tree to fall to Earth’s surface?

• a. Magnetic force
• b. Electric force
• c. Gravitational force
• d. Friction

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Which object exerts gravity?

• a. Earth
• b. The moon
• c. A basketball
• d. All of the above

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What force keeps the Earth in orbit around the sun?

• a. Friction
• b. Gravity
• c. Earth’s magnetic force
• d. The sun’s magnetic force

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Jupiter is a much more massive planet than Earth. What would happen to a person’s mass and weight if he were on Jupiter?

• a. His mass and weight would increase
• b. His mass would increase but his weight would stay the same
• c. His mass would stay the same but his weight would increase
• d. His mass nor weight would change

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