5.2 Energy

Question 1

Gravitational Potential Energy

Answer 1

the potential energy an object has because
of its distance above the earth (or some
other point of reference)

Question 2

Energy is measured in Joules and is
_________.

Answer 2

scalar

Question 3

Kinetic Energy

Answer 3

the energy of a moving object

Question 4

The kinetic energy of an object depends
on the ____ and _______ of the object.

Answer 4

mass; speed

Question 5

The sum of the object’s kinetic and gravitational
energy is called _____________.

Answer 5

mechanical energy

Question 6

form of mechanical energy

Answer 6

potential and kinetic

Question 7

mechanical energy

Answer 7

energy possessed by
objects that are primarily
affected by the force
of gravity and frictional
forces

Question 8

form of gravitational energy

Answer 8

potential

Question 9

gravitational energy

Answer 9

energy possessed by
objects that are affected
by the force of gravity;
applies to all objects on
Earth (and the universe)

Question 10

form of radiant energy

Answer 10

potential and kinetic

Question 11

radiant energy

Answer 11

energy possessed by
oscillating electric and
magnetic fields

Question 12

electrical energy (static) form

Answer 12

potential

Question 13

electrical energy (static)

Answer 13

energy possessed by
accumulated static
charges

Question 14

electrical energy (current) form

Answer 14

potential and kinetic

Question 15

electrical energy (current)

Answer 15

energy possessed by
flowing charges

Question 16

thermal energy form

Answer 16

potential and kinetic

Question 17

thermal energy

Answer 17

energy possessed by
randomly moving atoms
and molecules

Question 18

sound energy form

Answer 18

potential and kinetic

Question 19

sound energy

Answer 19

energy possessed by
large groups of oscillating
atoms and molecules

Question 20

nuclear energy form

Answer 20

potential

Question 21

nuclear energy

Answer 21

energy possessed by
protons and neutrons in
atomic nuclei

Question 22

elastic energy form

Answer 22

potential

Question 23

elastic energy

Answer 23

energy possessed
by materials that are
stretched, compressed, or
twisted and tend to return
to their original shape

Question 24

chemical energy form

Answer 24

potential

Question 25

chemical energy

Answer 25

energy associated with
bonds in molecules