Strong nuclear force

What holds the nucleus of an atom together?

• Strong nuclear force

• Gravitational force

• Electromagnetic force

• Weak nuclear force

Which of the following is true about the strong nuclear force?

• It is the weakest of the four fundamental forces.

• It operates over long distances.

• It is the strongest of the four fundamental forces.

• It only affects electrons.

Why do protons normally repel each other?

• Due to the strong nuclear force

• Because of gravitational attraction

• Due to their electric charge

• Because of their magnetic charge

What happens when protons are very close together?

• They repel each other more strongly.

• They start to decay.

• The strong force overcomes their repulsion.

• They become neutral.

Which force is responsible for overcoming the repulsion between protons in the nucleus?

• Weak nuclear force

• Strong nuclear force

• Electromagnetic force

• Gravitational force