Gravity + orbits Flashcards
1
Q
What is your weight
A
force of gravity acting on you
2
Q
Describe the orbits of planets
A
circular
3
Q
Describe the orbits of comets
A
eliptical
4
Q
Name the different orbits a satellite can travel in
A
-Polar orbit
-Highly elliptical orbits
-Circular geostationary orbits
-Low earth orbits
5
Q
Describe a satellite in polar orbit
A
will eventually pass over all parts of earth
6
Q
Describe a satellite in highly elliptical orbits
A
used for communication in parts of earth near the poles
7
Q
Describe a satellite in circular geostationary orbits
A
remain over one point of earth and used for broadcasting
8
Q
Describe a satellite in low earth orbits
A
need least fuel for launching stallites
