Physics Quiz

What is a force?

• A type of energy

• A push or a pull

• A chemical reaction

• A form of light

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Which of the following is an example of a contact force?

• Gravity

• Magnetism

• Hitting a wall with a sledgehammer

• The force that makes socks stick to clothes out of the dryer

What kind of force is gravity?

• A contact force

• A field force

• A nuclear force

• A weak force

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Which of the following forces is responsible for binding protons and neutrons into nuclei?

• Gravitational force

• Electromagnetic force

• Strong nuclear force

• Weak nuclear force

Which force is considered the weakest but most important for how the world works?

• Strong nuclear force

• Weak nuclear force

• Gravitational force

• Electromagnetic force

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What does electromagnetism enable in our daily lives?

• It makes technology like phones work

• It binds protons and neutrons into nuclei

• It causes some nuclei to become unstable

• It pulls magnets together without touching

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Give an example of a contact force.

• A) Gravity

• B) Friction

• C) Magnetic force

• D) Electric force

Which force is responsible for binding protons and neutrons into nuclei?

• A) Electromagnetic force

• B) Strong nuclear force

• C) Weak nuclear force

• D) Gravitational force

How does gravity impact the motion of objects in space?

• A) It causes objects to float randomly

• B) It has no impact on objects in space

• C) It pulls objects towards the center of the Earth

• D) It keeps planets in orbit around stars

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Explain how the four main forces found in atoms are related to each other.

• A) They all have the same strength

• B) They are all types of field forces

• C) They all act at the macroscopic level

• D) They are all involved in holding the atom together

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