Unit 1 Pre-Assessment Quiz

1. Which of the following best describes energy?

• A. The ability to do work
• B. The movement of objects
• C. The force exerted on an object
• D. The temperature of an object

2. What is the unit of measurement for energy?

• A. Watts
• B. Joules
• C. Newtons
• D. Kilograms

3. Which of the following is an example of potential energy?

• A. A moving car
• B. A burning candle
• C. A stretched rubber band
• D. A running faucet

4. What is the law of conservation of energy?

• A. Energy can be created but not destroyed
• B. Energy can be destroyed but not created
• C. Energy cannot be created or destroyed, only transferred or transformed
• D. Energy is constantly being created and destroyed

5. Which of the following is an example of kinetic energy?

• A. A stationary rock
• B. A sleeping cat
• C. A moving bicycle
• D. A book on a shelf

6. What is the main source of energy for the Earth?

• A. Fossil fuels
• B. Solar energy
• C. Nuclear power
• D. Wind power

7. Which of the following is an example of renewable energy?

• A. Coal
• B. Natural gas
• C. Solar power
• D. Oil

8. Why does a stretched rubber band have potential energy?

• A. Because it is moving
• B. Because it is hot
• C. Because the object is storing energy due to its position
• D. Because it is made of rubber

9. How can energy transfers be represented in a diagram?

• A. By using numbers to show the amount of energy transferred
• B. By using arrows to show energy being transferred or changed from one form to another
• C. By using colors to represent different types of energy
• D. By using symbols to represent energy sources

10. Which of the following is an example of improving energy efficiency in everyday technology?

• A. Using LED light bulbs instead of incandescent ones
• B. Leaving appliances on when not in use
• C. Using outdated technology
• D. Using energy-intensive materials