Chapter 5: Energy and Energy Resources

Question 1

energy

Answer 1

the capacity to do work

Question 2

kinetic energy

Answer 2

the energy of an object that is due to the object’s motion

Question 3

potential energy

Answer 3

the energy that an object has because of the position, shape, or condition of the object

Question 4

mechanical energy

Answer 4

the amount of work an object can do because of the object’s kinetic and potential energies

Question 5

energy conversion

Answer 5

a change from one form of energy to another

Question 6

friction

Answer 6

a force that opposes motion between two surfaces that are in contact

Question 7

law of conservation of energy

Answer 7

the law that states that energy cannot be created or destroyed but can be change from one form to another

Question 8

nonrenewable resource

Answer 8

a resource that forms at a rate that is much slower than the rate at which it is consumed

Question 9

fossil fuel

Answer 9

a nonrenewable energy resource formed form the remains of organisms that lived long ago

Question 10

renewable resource

Answer 10

a natural resource that can be replaced at the same rate at which the resource is consumed