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Grade 6 · Astronomy & space

Grade 6 Astronomy & space diagnostic

12 questions on solar system, space science and sky observation. Answer what you can, then check your answers to see which topics are secure and what to practise next.

12 questions3 topicsAbout 15 minutesSet 4 of 5

Skip a question if you do not know the answer. It is better than guessing, because it shows what to practise.

1Sky observationAbout how long does the Moon take to go through all of its phases?
2Sky observationWhat mainly causes the ordinary daily apparent movement of stars across the sky?
3Sky observationIn the Moon’s cycle of phases, which phase comes right after the waning gibbous?
4Sky observationWhat do we call the Moon’s phase when its whole lit side faces Earth?
5Solar systemWhich planet is farther from the Sun: Mercury or Neptune?
6Solar systemWhich is a rocky (terrestrial) planet: Earth or Saturn?
7Solar systemWhich force primarily binds planetary orbits on solar-system scales?
8Solar systemWhat is the Sun?
9Space scienceGravity on Mars is about 0.38 times as strong as on Earth. A lander weighs 1480 N on Earth. About how much would it weigh on Mars? Round to one decimal place.
N
10Space scienceGravity on the Moon is about one-sixth as strong as on Earth. A science instrument weighs 936 N on Earth. About how much would it weigh on the Moon?
N
11Space scienceGravity on Mars is about 0.38 times as strong as on Earth. A science instrument weighs 980 N on Earth. About how much would it weigh on Mars? Round to one decimal place.
N
12Space scienceA toolbox has a mass of 14 kg on Earth. What is its mass on the Moon?
kg