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Relativity
Relativity
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Questions
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Answers
1
What Einstein discovered about space and time is that they
are separate entities
follow an inverse-square law
are parts of one whole
are special to space travelers
2
Read the question on the next screen
D
C
A
B
3
Einstein stated that the laws of physics are
the same in all frames of reference
common sense applied to microscopic and macroscopic things
different depending on the situation
the same in all uniformly moving frames of reference
4
Read the question on the next screen
C
B
A
D
5
Read the question on the next screen
2.5 seconds
1.25 seconds
1 second
2 seconds
6
Read the question on the next screen
C
B
A
7
Read the question on the next screen
A
B
D
C
8
Read the question on the next screen
C
B
D
A
9
Einstein’s second postulate tells us that the speed of light
depends on one’s frame of reference
changes depending on the time of day
is a constant in all frames of reference
slows in a transparent medium
10
If you travel at speeds close to speed of light, compared with your friends on earth, you are
older
no younger nor no older
longer
younger
11
To an observer at rest, anobject traveling at very high speeds appears to be
longer in all directions
shrunken uniformly
shorter in the direction perpendicular to travel
shorter in the direction of travel
12
Read the question on the next screen
B
D
A
C
13
Read the question on the next screen
A
D
B
C
14
When we move around through space just a little bit, we are moving
mostly through time and only a little bit through space
only through space
mostly through space and only a little bit through time
through time only
15
Read the question on the next screen
B
D
C
A
16
Read the question on the next screen
C
A
B
17
When we speak of time dilation, we mean that time
compresses with speed
is related to space
is a constant at all speeds
stretches with speed
18
Read the question on the next screen
16 meters
20 meters
10 meters
13 meters
