Which force must be overcome for a rocket to take off?
Which force helps a rocket to overcome the force of gravity?
Which force keeps a satellite in orbit?
Describe how a satellite is launched into orbit?
It must be fired at the correct height.
It must be fired at the correct speed.
A satellite that stays in the same position on Earth all of the time is in which type of orbit?
Satellites that are in geostationary orbit are used for what?
Broadcasting television signals (SKY TV)
What does LEO stand for?
Low Earth Orbit
How do low earth orbit satellites orbit the earth?
They orbit the north and south poles
They orbit a small distance from the Earth.
Polar orbit satellits are useful for what?
Mapping (e.g. Google Maps)
Give an example of a satellite that is in low earth orbit.
The International Space Station (ISS)
What is a satellite?
Any object that orbits a planet
What is the Earths 'natural satellite' also known as?