Demo. An invented family, made-up minutes, nobody's real child. The quizzes work: pass a round and watch the clock change.

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🔭 Astronomy and the Night Sky

Years 7 to 10 · Read up first

10 questions. Get 8 right to earn 10 minutes. All 10 right = +5 bonus. They start easy and get harder as you go, so treat the first few as a warm-up. Every one you miss comes back with the answer and why.

1. Which is the largest planet in our solar system?

JupiterEarthNeptuneSaturn

2. Which planet is closest to the Sun?

EarthMercuryMarsVenus

3. How long does Earth take to orbit the Sun once?

12 years24 hours29.5 days365.25 days

4. What causes Earth's seasons?

Changes in the Sun's brightnessThe Moon blocking sunlightThe tilt of Earth's axis as it orbits the SunEarth moving closer to and further from the Sun

5. What happened to Pluto in 2006?

It was destroyed by an asteroidIt was reclassified as a dwarf planetIt was discoveredIt left the solar system

6. What is a black hole?

A tunnel between galaxiesAn object with gravity so strong that not even light can escapeAn empty region of spaceA dark planet

7. Which planet is the hottest in the solar system?

MercuryVenusMarsJupiter

8. About how long does sunlight take to reach Earth?

8 days8 hours8 minutes8 seconds

9. What did astronomer Edwin Hubble discover about distant galaxies?

They are moving away from us, so the universe is expandingThey are all the same sizeThey orbit the Milky WayThey are made of dark matter only

10. Some iwi mark the Māori New Year by a different star rising, because Matariki is hard to see from their area. Which star?

The SunPolarisPuanga (Rigel)Sirius

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