Orbits Flashcards
What is an orbit
It is a regularly repeated path around a star, satellite or planet. (Planets are also satellites)
What keeps objects in space in orbits?
Gravity
What would happen to orbits if there was no gravity?
If there was no force of gravity then object would move in any direction (in a straight line) at a stead speed and would probably crash into other things.
Planets are
Objects that orbit stars
Satellites are
Objects that orbit planets
Moons are
Natural satellites
What are asteroids made up of?
Lumps of rock
Comets are made up of…
Lumps of dust rock and ice.
How many years does it take for Jupiter to orbit?
12 years
How long does it take for GPS to orbit?
12 hours
How long does it take for Communications to orbit?
24 hours
How long does it take for ISS to orbit?
90 minutes
How long does it take for Halley’s Comet to orbit?
75-76 years
How long does it take for the moon to orbit?
29.5 days ( approx. 1 month)