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

Questions

1. 1. Zara looks at her face in a mirror. What is the mirror's surface like?

   • shiny and smooth
   • dull and bumpy
   • shiny and bumpy
   • dull and smooth
   Check

2. 2. What do we call the picture of Zara's face that she sees in the mirror?

   • a ray
   • a reflection
   • a shadow
   • a light source
   Check

3. 3. Complete the sentence: Light shines from the ... onto Zara's face.

   • wall
   • lamp
   • wood
   • mirror
   Check

4. 4. Complete the sentence: Light from Zara's face travels to the ...

   • lamp
   • mirror
   • floor
   • ceiling
   Check

5. 5. Complete: light shines from the lamp onto Zara's face. Light from her face travels to the mirror. The mirror ...

   • reflects the light into her eyes.
   • sends the light back to the lamp.
   • makes its own light.
   • stops the light.
   Check

6. 6. Why can't Zara see her face in a piece of wood?

   • Wood is dull and rough, so it doesn't reflect a clear image.
   • Wood does not reflect any light at all.
   • Wood gives out its own light.
   • Wood is too heavy.
   Check

7. 7. What could Arun and Marcus use instead of a mirror?

   • a sheet of aluminium foil
   • a wooden chopping board
   Check

8. 8. Why is aluminium foil better than a wooden board for seeing a reflection?

   • It is shiny and smooth, so it reflects light well.
   • It is a source of light.
   • It is thinner.
   • It is lighter to carry.
   Check

9. 9. How did people look at their reflection before mirrors were invented?

   • in wooden boards
   • in sand
   • in still water or polished metal
   • in paper
   Check

10. 10. Do all surfaces reflect some light?

    • Yes, otherwise we could not see them.
    • No, only shiny surfaces reflect light.
    • No, only mirrors reflect light.
    • Yes, but only in sunlight.
    Check

11. 11. Which surface reflects light best?

    • a rough, dull surface
    • a soft, furry surface
    • a bumpy, dark surface
    • a smooth, shiny surface
    Check

12. 12. Mr Damsong looks in his rear view mirror. What happens first?

    • The light reflects off the rear view mirror.
    • The light travels into Mr Damsong's eyes.
    • Light from the Sun shines on the car behind him.
    • Mr Damsong sees the car behind him.
    Check

13. 13. Light from the Sun has reflected off the car behind Mr Damsong. What happens next?

    • Light from the Sun shines on the car.
    • Mr Damsong sees the car behind him.
    • The light travels to the rear view mirror.
    • The light travels into Mr Damsong's eyes.
    Check

14. 14. The light reflects off the rear view mirror. What happens next?

    • The light travels to the rear view mirror.
    • The light travels into Mr Damsong's eyes.
    • Light from the Sun shines on the car.
    • The light reflects off the car.
    Check

15. 15. Which event comes last?

    • The light reflects off the car behind.
    • Mr Damsong sees the car behind him.
    • The light reflects off the rear view mirror.
    • The light travels into Mr Damsong's eyes.
    Check