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Weimar Revision

Tom Mitchell

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Work

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phycis P2

Note by chloe.nicola69, updated more than 1 year ago

	Created by chloe.nicola69 about 11 years ago

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Resource summary

Page 1

Work energy and momentum

Engery transfer = work

W=FxDWork ForceDistance

Gravitational potential depends on weight

E=MxGxHmassgravitational fieldheight

Kenetic engery depends on mass and speed

E=1/2xMxVmass speed

Momentum = kgm or Ns has a size and direction and is conserved.

Explosions= two objects pushing apart

Car saftey;Seat belts increase impact timeCrumple zones slow momentumAir bags spread force

thCA32UCDL (image/jpg)

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