What is the biggest object in the solar system?
What is bigger, a galaxy or the universe?
What happens as you increase the mass on a newton meter?
What is an indepdent variable.
Round this umber to 2 singificant figures. 4.3235642
Challenge: James has a mass of 45kg. What is his weight on earth?
How do we study space?
Define "light year"
Name the force that keeps planets and moons in orbit arond larger objects.
Define "natural satellite"
Define "artificial satellite"
Name four methods used to investigate space.
Define "light year"
Name the force that keeps planets and moons in orbit around larger objects
Define "natural satellite"
Define "artificial satellite"
Name four methods used to investigate space.
A light year is...
An artificial satellite is...
Natural and artificial satellites are held in orbit by...
Challenge: Can other planets have satellites? Explain your answer.
The distance between the sun and the earth is 149.6 million km, how long does it take for light to reach the earth?
The distance between the sun and mars is 227.9 million km, how long does it take for light to reach mars.
The distance between the sun and Venus is 108.2 million km, how long does it take for light to reach Venus
Proxmia-B is the closest planet to earth that may have other life on it. It is in another solar system 4.4 light years away.
How long does it take light from Proxima-B to get to earth?
If aliens lived on Proxima-B how far would they have to travel to reach earth? (Answer in Km) Do you think this could happen?