Four Fundamental Forces

Front

Which force is responsible for the attraction between masses?

Back

Gravitational force

Front

What is the main difference between nuclear fission and nuclear fusion?

Back

Fission splits nuclei, while fusion combines them.

Front

Which force is responsible for the interaction between charged particles?

Back

Electromagnetic force

Front

What is a magnetic field?

Back

A region where magnetic forces act

Front

Which of the following is NOT a characteristic of the strong nuclear force?

Back

It is the weakest of the four fundamental forces.

Front

In nuclear fission, what happens to the mass of the products compared to the original mass?

Back

It decreases slightly.

Front

What is required to initiate nuclear fusion?

Back

High temperatures and high pressure

Front

What is the primary source of the Sun's energy?

Back

Nuclear fusion

Front

What happens to the gravitational force between two objects if the distance between them is halved?

Back

It increases by four times.

Front

Practical application of nuclear fission: Solar panels, Nuclear reactors, Chemical batteries, Wind turbines

Back

Nuclear reactors