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