1. Energy Quiz review

2. Energy made in the form of motion
Law of Conservation
Gravitational Potential Energy
Kinetic Energy
Mechanical Energy

3. States that when one form of energy is converted into another, no energy is lost in the process
Law of Conservation
Gravitational Potential Energy
Kinetic Energy
Mechanical Energy

4. Total amount of PE and KE in a system
Law of Conservation
Gravitational Potential Energy
Kinetic Energy
Mechanical Energy

5. Transferred to an object when work is done
Law of Conservation
Gravitational Potential Energy
Energy
Mechanical Energy

6. Energy related to an object’s height
Law of Conservation
Gravitational Potential Energy
Kinetic Energy
Mechanical Energy

7. If the kinetic energy of a falling apple is 5
If the kinetic energy of a falling apple is 5.2J and its potential energy is 3.5J what is the mechanical energy?
Answer: 8.7J ( )

8. A bow and arrow when stretched and ready to be released has this type of energy.
Answer: elastic potential

9. A solar panel uses light from the sun to produce this type of energy
Answer: electrical energy

10. Write the energy transformation for the description an electric toaster _________  __________
Answer: electrical  thermal

11. Write the energy transformation for the description battery powers a light bulb ______ ______  _______
Answer: chemical  electrical  light

12. What is the kinetic energy of 1,350 kg car that is traveling at 12 m/s?
Given: m = 1350 kg v = 12 m/s Find: KE Formula: KE = 1 2 𝑚𝑣 2 KE= 97,200 J

13. For a science experiment, a student climbs to different heights on a ladder and drops different items to the floor. The information for each trial is listed in the chart below.
Item
Mass
Height
Field hockey ball
20 kg
8 m
Baseball
15 kg
14 m
Golf ball
2 kg
10 m
Which item has the most Gravitational Potential Energy? How do you know?
Baseball = greatest height