Power, Energy, Work

更多类似内容

Biology - Respiration

由Ethan Attwood

Year 8

由peter hill

Nuclear Energy

由Alice Henningsen

AQA GCSE Geography 1-9

由Will Williams

Power, Energy, Work

Energy

What are the different form of Energy?

Potential, Kinetic, Nuclear, Sound, Light, Electrical, Chemical & Heat

SI UNIT: Joule (J)

Power

What is Power?

1) The source of energy used to operate a machine or other system. 2) The rate at which work is done or energy expended, per unit time.

SI UNIT: Watt (W)

Work

How to Calculate Work Done?

(W=FD) Work Done(J) = Force(N) x Distance(M)

SI UNIT= Newton Metre/Joule (NM/J)