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Relativity 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. Classical relativity does NOT apply to which of the following?

Question 2 2. Which of the following best describes an inertial frame of reference?

Question 3 3. The speed of light is constant to all observers because:

Question 4 4. Consider a car traveling west at 60 MPH. The passenger throws a ball in the same direction the car is traveling. If the passenger clocks the speed of the ball at 40 MPH, what is the speed of the ball relative to the road?

Question 5 5. Which of the following best explains how time slows down at high speeds?

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Question 6 6. Which of the following relates to E=m*c^2?

Question 7 7. Which of the following is true of time?

Question 8 8. Why don't we notice distance contraction in our everyday lives?

Question 9 9. What happens to light when it approaches a gravitational field?

Question 10 10. Consider a jet traveling at 1000 km/hr. If the jet shoots a laser in the same direction it is traveling, how fast will the laser be traveling relative to the jet?

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Question 11 11. Which of the following accounts for the key difference between Special and General Relativity?

Question 12 12. To which of the following is time-relative?

Question 13 13. In an inertial frame of reference, there is no:

Question 14 14. A person measures a car to be 20 feet long and 6 feet high when it is stationary. If the car drives by this same person at near the speed of light, the dimensions they might observe are:

Question 15 15. Which of the following theories accounts for the constant speed of light in an inertial frame of reference?

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Question 16 16. Which of the following is accurate?

Question 17 17. A person synchronizes their watch to a clock on the Earth before getting on a very fast spaceship to the moon. When they arrive, they call back to Earth and find out their watch is now a minute behind. Why did this happen?

Question 18 18. Consider a plane flying due West at 200 MPH. The co-pilot is firing a gun in the opposite direction the plane is flying - due East. If the co-pilot clocks the bullets at 500 MPH, how fast would the bullets be clocked from the ground?

Question 19 19. Which of the following statements best describes gravity?

Question 20 20. If a ship moving forward at 250,000 km/sec relative to the Earth shoots a laser beam out the back, for an observer on the ship and an observer on the Earth, what speed would each measure for the laser?

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Question 21 21. In addition to space contraction, which of the following phenomena is necessary to fully account for the constant speed of light?

Question 22 22. Consider a spacecraft traveling close to the speed of light for 5 years. How would clocks/calendars on this ship compare with clocks on Earth?

Question 23 23. Consider driving in a car at 65 MPH while drinking a cup of coffee. Which of the following would be traveling at the greatest speed?

Question 24 24. Which of the following is an exception to classical relativity of motion?

Question 25 25. Which of the following is the best definition for space contraction?

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Question 26 26. Which of the following would travel with the greatest velocity?

Question 27 27. Consider a jet traveling at 1000 km/hr. If the jet shoots a laser in the same direction it is traveling, how fast will the laser be traveling relative to the ground?

Question 28 28. Why can't a particle of matter ever reach the speed of light?

Question 29 29. If an object could achieve the speed of light, what would be its mass at the speed of light?

Question 30 30. Einsteins equation for the relativity of mass and energy suggests that ...

Relativity 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!

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