Energy Review - 2024

Which is the best example of an object that has kinetic energy?

• a. a car parked on a steep hill 
• b. a tennis ball rolling across the court
• c. a picture hanging on the wall 
• d. a piece of coal before it's burned 

How much kinetic energy does a moving 6 kg object have if it moves with a velocity of 3 m/s?

• 27 J
• 18 J
• 9 J
• 2 J

At which point of the roller coaster is potential energy the greatest?

• W

• X

• Y

• Z

Kinetic energy depends on the ________ and ________ of the object.

• Height (position)

• Mass

• Speed

• Friction

2. The diagram to the right represents a diver’s motion from the top of a high diving board into a pool of water. At what point does the diver have the greatest kinetic energy and the least potential energy?

• 1
• 2
• 3
• 4

The coaster at B is at -

• Maximum PE, Minimum KE

• Minimum PE, Minimum KE

• Minimum PE, Maximum KE

• Maximum PE, Maximum KE

When you are holding a book, energy is stored between the book and Earth; this type of energy is called ________ potential energy.

• Kinetic Energy

• Chemical Energy

• Gravitational Potential Energy

• Electric Energy

Gravitational potential energy depends on the strength of gravity, ________ and ________ of the object.

• height and mass

• friction and movement

• mass and movement

• height and friction

You throw a ball into the air as shown in the diagram. At what point does the ball have the most gravitational potential energy?

• W

• X

• Y

• Z

At which position does the child on the swing have the most gravitational potential energy?

• W

• X

• Y

• Z