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Praxis Middle School Science: Energy Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Consider a ball at the end of a string. If the ball is swinging back and forth, at what point in the swing would the ball have the most potential energy?

Question 2 2. To which of the following variables is kinetic energy proportional?

Question 3 3. Mosquitoes and some snakes find their food using vision in the _____ range.

Question 4 4. Which of the following is the best definition for energy?

Question 5 5. A bike resting at the top of a hill would be an example of what type of energy?

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Question 6 6. Which of the following is an example of potential energy and not kinetic energy?

Question 7 7. Which of the following is not true concerning the Big Bang Theory?

Question 8 8. Which of the following has the highest energy?

Question 9 9. On the electromagnetic spectrum, radio waves have the _____ frequency and the _____ wavelength.

Question 10 10. Which of the following is a common unit that is used to measure energy?

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Question 11 11. Different types of energy can be categorized as either kinetic or potential.

Question 12 12. The electromagnetic waves that cause sunburn are

Question 13 13. Which of the following statements is NOT true concerning electromagnetic (EM) radiation?

Question 14 14. Which of the following is a property of energy?

Question 15 15. Which type of EM wave do we utilize to increase the thermal energy of our food?

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Question 16 16. Which of the following types of energy does the sun use to heat up our atmosphere?

Question 17 17. A commercial, man-made system is using a channel at a wavelength of 2.92 m. What is the most likely application being used?

Question 18 18. Blue light has a wavelength of about 475 nm. What is the approximate photon energy associated with blue light?

Question 19 19. Which of the following is an example of mechanical energy?

Question 20 20. A particular commercial satellite radio station operates on 2335 MHz. What is the approximate wavelength of this signal?

Praxis Middle School Science: Energy Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Praxis Middle School Science (5440): Practice & Study Guide  /  Science Courses
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