Work, Energy & Power Flashcards
What is the SI unit for energy
Joules (J)
Energy can be
expressed more
specifically by using
the term _______.
WORK(W)
3 types of Formula for work
W = FxcosΞΈ
W=β²KE
W= Fd
Formula for area
A = Base x Height
Formula for power
P = W/Ξt
P = Fv = W/t = mgh/t
________ is the physical quantity that enables a person or an object to do work.
Energy
_____________, which is the energy possessed by an object due to its position or due to its motion.
Mechanical energy
It is an energy in motion
Kinetic energy
It is a stored energy
Potential energy
Formula for Kinetic Energy
KE = 1/2 ππ£ ^2
Formula for β²KE
β²KE= 1/2 ππ£π^2 β1/2 ππ£π^2
Formula for force
F=ma
Formula for Vf^2
π£π^2 = π£π^2 + 2πd
It is the energy stored in an object due to the Earthβs gravity
Gravitational Potential Energy
It is the energy stored in an object due to its deformed state.
Elastic Potential Energy