Potential and Kinetic Energy

It is defined as the ability to do work.

• inertia

• energy

• interaction

• none of the above

Which among the following is defined as the energy in motion?

• potential energy

• kinetic energy

• thermal energy

• chemical energy

Which among the two has more potential energy?

• yellow skier

• blue skier

• none of the two

Which statement shows kinetic energy?

• a picture frame hanging on the wall

• a boy sitting on the bench

• a stretched rubber band

• a leaf falling from a tree

You threw a ball with a mass of 1 kg. It leaves your hand with a velocity of 3 m/s² . How much kinetic energy does the ball have?

• 4.5 J

• 3 J

• 9 J

• 6 J

Which among the following has a greater potential energy?

• a 2kg ball on the floor

• a 5g feather on the top of a 3m roof

• a 1kg drone hovering 200m above the ground

• a 2000kg truck parking at the roadside

Which of the following factors has a more significant effect on determining kinetic energy?

• mass

• velocity

What is the correct formula for kinetic energy?

• KE = 1/2 mv

• KE = 1/2 mv²

• KE = mgh

• KE = mv²

What is the unit of measurement for energy?

• kilograms

• m/s²

• Newton

• Joule

There is a bell at the top of a tower that is 50 m high. The bell weighs 100N. How much potential energy does the bell has?

• 500 J

• 5000 J

• 50000 J

• 50 J