Lesson 4 Review: Kinetic, Potential, and Total Energy

Fill in the vocabulary word:

A ______ consists of multiple objects and how they interact, describing how energy is transferred between those objects.

Fill in the vocabulary word:

_______ energy is the energy an object has due to its motion.

Fill in the vocabulary word:

Gravitational _________ energy is the energy energy stored in an object as a result of gravity.

Sort the objects into the correct category.

Groups:

(a) Kinetic Energy

,

(b) Gravitational Potential Energy

• A child on a swing at the highest point
• A person walking

• A car driving
• A roller coaster at the peak of a track

• A book on a shelf
• A ball rolling down a hill
• A train moving on tracks
• A rock at the top of a hill

Fill in the vocabulary word:

_____ energy is the total energy in a system.

Fill in the vocabulary word:

The Law of ____________ of Energy states that in a closed system, total energy is not lost or gained. Rather, it changes form and transfers from one object to another.

Label the parts of this equation.

a

b

c

velocity

kinetic energy

mass

Label the parts of this equation.

a

b

c

d

gravity

mass

gravitational potential energy

height

At what height will the skater have higher total energy?

• 2 meters

• 6 meters

• They will have the same amount of energy at 2 and 6 meters.

At what point(s) does the skater have the highest potential energy?

• 1

• 2

• 3

• 4

• 5