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Grade 5 · Astronomy & space

Grade 5 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 1 of 5

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

1Sky observationIn the Moon’s cycle of phases, which phase comes right before the third quarter?
2Sky observationAbout how long does the Moon take to go through all of its phases?
3Sky observationIn the Moon’s cycle of phases, which phase comes right after the new moon?
4Sky observationWhat happens during a solar eclipse?
5Solar systemWhich is a giant planet: Saturn or Mercury?
6Solar systemWhich planet is farther from the Sun: Uranus or Mars?
7Solar systemWhich planet is closest to the Sun?
8Solar systemWhich force primarily binds planetary orbits on solar-system scales?
9Space scienceGravity on the Moon is about one-sixth as strong as on Earth. A rover weighs 636 N on Earth. About how much would it weigh on the Moon?
N
10Space scienceGravity on the Moon is about one-sixth as strong as on Earth. A lander weighs 1050 N on Earth. About how much would it weigh on the Moon?
N
11Space scienceGravity on the Moon is about one-sixth as strong as on Earth. A toolbox weighs 90 N on Earth. About how much would it weigh on the Moon?
N
12Space scienceGravity on the Moon is about one-sixth as strong as on Earth. A toolbox weighs 84 N on Earth. About how much would it weigh on the Moon?
N