chapter 5 Flashcards
energy
the capacity to do work
kinetic energy
the energy of an object thta is due to the objects motion
potential energy
the energy that an object has becauseof the position, shape, or the condition of the object
mechanical energy
the amount of work an object can do because of the objects kinetic and potential energy
energy conversion
a change from one form of energy to another
friction
a force that opposes motion between two surfaces thta are in contact
law of conservation of energy
the law that states that energy cannot be created or destroyed but can be changed from one form to another
nonrenewable resource
a resource that forms at a rate that is much slower than the rate at wich it is consumed
fossil fuel
a nonrenewable energy resource formed from the remainso of organisms that lived long ago
renewable resource
a natral resource that can be replaced at the same rate at wich the resource id consumed