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Frage 1
Frage
Definition of a satellite
Antworten
-
An object that rotates about its axis
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One object that orbits another
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An object smaller than another object
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An object that has an elliptical path
Frage 2
Frage
What of the following could be thought of a satellites?
Antworten
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The moon
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Earth
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The Sun
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Venus
Frage 3
Frage
What is a geostationary orbit?
Antworten
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An orbit of a satellite that moves around the equator
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An orbit of a satellite that moves from one pole to another
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An orbit of a satellite that is fixed on one place above the equator
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An orbit of the moon around the Earth
Frage 4
Frage
Why does a satellite in geostationary orbit seem to be fixed in one place?
Antworten
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It is not moving
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Its speed matches the turning speed of the Earth
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It is an optical illusion
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They stay at the same height (altitude)
Frage 5
Frage
What is a Polar orbit?
Antworten
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An orbit that moves along the equator
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An orbit that moves around the North pole
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An orbit that moves around the South pole
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An orbit that moves from one pole to another
Frage 6
Frage
What is an advantage of a satellite in geostationary orbit?
Antworten
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You can have your TV satellite dish fixed in one place and don't have to move it
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You can map the whole of the Earth in one rotation
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You can monitor the weather over all of the world
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They take only 24 hours to make each orbit
Frage 7
Frage
What is an advantage of a satellite in a Polar orbit?
Antworten
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You can scan the whole of the Earth's surface in one orbit
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They rotate at the same speed of the Earth
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They orbit the equator
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They can be used for TV and radio communications
Frage 8
Frage
What uses can you have for satellites?
Antworten
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Communications
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GPS (Global positioning satellites)
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Spying
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Mapping the Earth
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The Internet
Frage 9
Frage
Satellites at a lower orbit move slower than satellites in a higher orbit
Antworten
- True
- False
Frage 10
Frage
The higher the orbit, the longer time it will take a satellite to rotate around the Earth
Antworten
- True
- False
Frage 11
Frage
Why does a lower orbit satellite move faster than a higher orbit satellite?
Antworten
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The altitude is less
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There is a greater gravitational pull
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There is more friction to overcome
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The weight of the satellite is more
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