physics combined

physics combined

ENERGY

energy stores

•  magnetic
• gravitational
• nuclea
•  kinetic
• thermal
•  chemical
• elastic
• electrostatic

kinetic energy = 0.5 ×mass × speed 2 

elastic potential energy=  0.5 ×spring constant × extension2

gravatational potential energy= mass ×gravitational field strength ×height

work done = force…