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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 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 observationIn the Moon’s cycle of phases, which phase comes right before the waning gibbous?
2Sky observationAbout how long does Earth take to spin once on its axis?
3Sky observationIn the Moon’s cycle of phases, which phase comes right before the first quarter?
4Sky observationWhy does the Sun seem to move across the sky during the day?
5Solar systemWhich planet is closer to the Sun: Neptune or Saturn?
6Solar systemWhich is a rocky (terrestrial) planet: Mercury or Uranus?
7Solar systemWhat kind of astronomical object is the Sun?
8Solar systemWhich planet is farthest from the Sun?
9Space 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
10Space scienceA science instrument has a mass of 125 kg on Earth. What is its mass on the Moon?
kg
11Space scienceA lander has a mass of 44 kg on Earth. What is its mass on the Moon?
kg
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