In physics, momentum is defined as the product of the mass and velocity of an object.

If the motor nerves are damaged, you will lose control of your muscle movements.

He participated in the student movement of the 1960s.

A sports festival will be held at school next week.

This consumer boycott is a response to the inappropriate actions of the company.

They carried out a boycott.

He likes to take a walk in the park at dusk.

I maintain my health by doing aerobic exercises every day.

We should always remember the power of Kannon in difficult times.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.