Science 4 · Unit 5: Light · Cambridge Primary Science Stage 4

Questions

1. 1. What does the Moon orbit?

   • Jupiter
   • the Sun only
   • the Earth
   • Mars
   Check

2. 2. What does the Earth orbit?

   • Mars
   • the Sun
   • nothing
   • the Moon
   Check

3. 3. What is the Earth?

   • a planet
   • a moon
   • a comet
   • a star
   Check

4. 4. In the solar system, which body is a star?

   • the Sun
   • the Moon
   • the Earth
   • Mars
   Check

5. 5. Which body in space gives out its own light?

   • the Earth
   • Venus
   • the Moon
   • the Sun
   Check

6. 6. True or false: The Moon gives out its own light.

   • True
   • False
   Check

7. 7. Which bodies reflect light, but do not give out their own?

   • the Moon and the Earth
   • the Sun and the Moon
   • the Sun and the Earth
   • only the Sun
   Check

8. 8. Which list puts the planets in order, starting nearest the Sun?

   • Venus, Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
   • Mercury, Venus, Mars, Earth, Saturn, Jupiter, Uranus, Neptune
   • Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury
   • Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
   Check

9. 9. Which planet is closest to the Sun?

   • Neptune
   • Mercury
   • Earth
   • Venus
   Check

10. 10. Which planet is furthest from the Sun?

    • Saturn
    • Uranus
    • Mercury
    • Neptune
    Check

11. 11. Which planet comes between Earth and Jupiter?

    • Saturn
    • Mars
    • Mercury
    • Venus
    Check

12. 12. Which of these is another type of body in the solar system, besides stars and planets?

    • a rainbow
    • a cloud
    • a comet
    • a lightning bolt
    Check

13. 13. How long does the Earth take to make one orbit around the Sun?

    • one year (about 365 days)
    • one day (24 hours)
    • one month
    • one week
    Check

14. 14. Does Venus take a longer or a shorter time than Earth to orbit the Sun?

    • longer
    • shorter
    Check

15. 15. Why does Venus take a shorter time than Earth to orbit the Sun?

    • It is closer to the Sun, so it has a shorter path to travel.
    • It spins faster than Earth.
    • It has no moon.
    • It is bigger than Earth.
    Check

16. 16. Which planet takes the longest time to orbit the Sun?

    • Mercury
    • Neptune
    • Saturn
    • Jupiter
    Check

17. 📖 This question is about a text that students read in the app.

    17. What is Mars?

    • a planet
    • a comet
    • a moon
    • a star
    Check

18. 18. Is Mars closer to the Sun or further from the Sun than Earth is?

    • closer
    • further
    Check

19. 📖 This question is about a text that students read in the app.

    19. How does a telescope help scientists to observe the solar system?

    • It makes things look much larger.
    • It lets scientists hear the planets.
    • It brings the planets closer to Earth.
    • It makes things give out light.
    Check

20. 📖 This question is about a text that students read in the app.

    20. What did scientists see when they first used telescopes to study Mars?

    • Mars spins on its axis and has ice.
    • Mars has two moons.
    • Mars has a carbon dioxide atmosphere.
    • Mars is red because of iron oxide.
    Check