Department of Natural Sciences

Clayton College & State University

                                                                                                                                                                                                                                       September 3, 2003

 

Physics 3650 – Quiz 1

 

 

Name  ____SOLUTION_________________________________

 

  1. Einstein’s theory of relativity is based in part on which one of the following postulates?

 

    1. Mass and energy are equivalent.

 

    1. Space and time are absolutes.

 

    1. Energy is conserved only in elastic collisions.

 

    1. Speed of light in a vacuum is the same for all observers regardless of source velocity.

 

  1. The relativistic effect of time dilation was verified by which of the following?

 

    1. The discovery of black holes.

 

    1. Muon experiments.

 

    1. Twin experiments.

 

    1. Red shifts in distant galaxies.

 

  1. Which characterizes the main result of the Michelson-Morley experiment?

 

    1. Verified the existence of ether.

 

    1. Involved measuring the speed of sound from a moving source.

 

    1. Detected no difference in the speed of light regardless of speed of the source relative to the observer.

 

    1. Was designed purposely to verify Einstein’s theory of relativity.