Most of the ___________ energy we use comes from burning fuels like coal, kerosene and petrol.
Energy can neither be created nor destroyed. Energy just changes from one form to another.This is
Law of constant composition
Law of conservation of energy
Law of equipartition
Le shatleir principle
______________ energy is a renewable energy source.
______ is the ability to do work.
___________ is a vibration transmitted through a solid, liquid or gas.
A wheel with a rod attached to it is known as ______ arrangement.
Wheel and axle
Choose the right answer _______ is the movement of electrical charges.
A stretched bow possesses mechanical energy due to its stretched position.
______________energy is the energy which is possessed by an object due to its motion or due to its position.
_____________ is a simple machine used to hold things tightly together.