Space Time

Quiz
•
Physics
•
University
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There are two clocks one is stationary on the earth the other is traveling close to the speed of light around the earth. If we put the clocks back together after the second clock makes it back from its trip, the times are compared. What do you expect to occur?
More time elapsed on the stationary clock
More time elapsed on the traveling clock
No time has changed between them
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The relativistic expression for length contraction of an object moving at velocity v is
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A train has a rest length of 100 m. Traveling at a very high velocity, it goes through a tunnel of length 80 m. Observers located at both ends of the tunnel note that at one instant the train appears to exactly fit within the tunnel.
What is the velocity of the train expressed in units of c?
0.333 c
0.50 c
0.60 c
0.80 c
0.866c
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