mechanical energy

A ball is kept on slide .It has not started rolling. What type of energy does it have?

• • • Heat Energy

• • • sound energy

• Potential Energy

• Kinetic Energy

2. What is the sum of kinetic and potential energy called?

• 1. Total energy

• 1. Sum energy

• 1. Theoretical energy

• 1. Mechanical energy

What is the SI unit of mechanical energy?

Note - starting letter of the answer should be capital otherwise answer will get wrong

Can mechanical Energy be destroyed?

• yes

• no

for example a car has stopped in a traffic signal

What energy does it have?

• potential

• kinetic

• sound

• light

Roller coaster energy transformation a

kinetic - potential - electrical

• TRUE

• FALSE

air has kinetic energy

• true

• false

potential energy can change into kinetic energy but kinetic energy cannot change to potential

• false

• true

energy when an object is at rest

Note - starting letter of the answer should be capital otherwise answer will get wrong

kinetic energy is derived from which Greek word

Note - starting letter of the answer should be capital otherwise answer will get wrong