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13 Cards in this Set

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How far is the Earth from the Sun? It is Equal to(in AU)
150 million km, 1
its in the millions and is in km
Another way to measure distance is
speed of light
wow, the brightness in here is really going by quickly
Light Travels how long in one min?
18000000 km(1 light min)
Light reaches earth in
8.3 light min
north star is______ light years from Earth
431
Satellite
natural/artificial bodies that revolve along large bodies(planets)
Planets with a moon
every planet 'cept mercury and venus
Earths moon's name
Luna
The ____of the moon are due to the changing positions between the Earth and the Sun
phases
the distances between planets can be measured in
light minutes and years
the distances between planets can be measured in
light minutes and years
due to great distances we measure in
light years= light earth travels in 1 year
light travels 9.5 trillion km in one Earth
year