Physics 11
Survey of Physics
H. E. Smith Fall 2005
Physics 11 - Reading Quiz #9
Joe is flying past his twin Moe with v = 0.8c. Moe measures
A. Joe's time to be slowed and lengths (along the direction of motion) to be stretched.
B. Joe's time to be slowed and lengths to be contracted.
C. Joe's time to be speeded up and lengths to be stretched.
D. Joe's time to be speeded up and lengths to be contracted.
E. Joe's time and lenghts to be the same as his.
E = mc
2
A. is a statement of the equivalence of mass and energy.
B. is a result of light as an absolute speed limit.
C. means that a small amount of mass can create a great deal of energy.
D. is how nuclear fusion produces energy.
E. all of the above.