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Quiz on Satellites, created by A Teacher on 21/03/2015.

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Satellites

Question 1 of 11

1

Definition of a satellite

Select one of the following:

  • An object that rotates about its axis

  • One object that orbits another

  • An object smaller than another object

  • An object that has an elliptical path

Explanation

Question 2 of 11

1

What of the following could be thought of a satellites?

Select one or more of the following:

  • The moon

  • Earth

  • The Sun

  • Venus

Explanation

Question 3 of 11

1

What is a geostationary orbit?

Select one or more of the following:

  • An orbit of a satellite that moves around the equator

  • An orbit of a satellite that moves from one pole to another

  • An orbit of a satellite that is fixed on one place above the equator

  • An orbit of the moon around the Earth

Explanation

Question 4 of 11

1

Why does a satellite in geostationary orbit seem to be fixed in one place?

Select one or more of the following:

  • It is not moving

  • Its speed matches the turning speed of the Earth

  • It is an optical illusion

  • They stay at the same height (altitude)

Explanation

Question 5 of 11

1

What is a Polar orbit?

Select one or more of the following:

  • An orbit that moves along the equator

  • An orbit that moves around the North pole

  • An orbit that moves around the South pole

  • An orbit that moves from one pole to another

Explanation

Question 6 of 11

1

What is an advantage of a satellite in geostationary orbit?

Select one of the following:

  • You can have your TV satellite dish fixed in one place and don't have to move it

  • You can map the whole of the Earth in one rotation

  • You can monitor the weather over all of the world

  • They take only 24 hours to make each orbit

Explanation

Question 7 of 11

1

What is an advantage of a satellite in a Polar orbit?

Select one of the following:

  • You can scan the whole of the Earth's surface in one orbit

  • They rotate at the same speed of the Earth

  • They orbit the equator

  • They can be used for TV and radio communications

Explanation

Question 8 of 11

1

What uses can you have for satellites?

Select one or more of the following:

  • Communications

  • GPS (Global positioning satellites)

  • Spying

  • Mapping the Earth

  • The Internet

Explanation

Question 9 of 11

1

Satellites at a lower orbit move slower than satellites in a higher orbit

Select one of the following:

  • True
  • False

Explanation

Question 10 of 11

1

The higher the orbit, the longer time it will take a satellite to rotate around the Earth

Select one of the following:

  • True
  • False

Explanation

Question 11 of 11

1

Why does a lower orbit satellite move faster than a higher orbit satellite?

Select one of the following:

  • The altitude is less

  • There is a greater gravitational pull

  • There is more friction to overcome

  • The weight of the satellite is more

Explanation