Light and the Eye
  • 1. Something that gives us light is called a...?
A) Bulb
B) Source
C) Magnifier
D) Reflector
  • 2. You can see clearly through .... materials.
A) Opaque
B) Transparent
C) Lens
D) Translucent
  • 3. Light can travel through ....materials but you can't see clearly through them.
A) Translucent
B) Opaque
C) Transparent
  • 4. You can't see through .... materials at all.
A) Translucent
B) Opaque
C) Transparent
  • 5. Which of these is not a source of light?
A) Sun
B) Fire
C) Candle
D) Torch
E) Moon
  • 6. Mirrors, glass, cats' eyes are all examples of...
A) Refractors
B) Sources
C) Reflectors
D) Metals
  • 7. What properties make something a good reflector?
A) Rough and dull
B) Smooth and shiny
C) Transparent and clear
D) Hard and strong
  • 8. What do we need to see?
A) Light and eyes
B) Eyes
C) Sunlight
D) Light
  • 9. What part of the eye controls the amount of light entering the eye?
A) Lens
B) Iris
C) Eyelid
D) Pupil
  • 10. Which part of the eye gives us out eye colour?
A) Pupil
B) Retina
C) Iris
D) Eyelid
  • 11. What is the back part part of the eye, that contains light sensitive cells, called?
A) Lens
B) Iris
C) Retina
D) Optic nerve
  • 12. Which do we call the black part at the centre of the eye?
A) Iris
B) Retina
C) Eyelid
D) Pupil
  • 13. What part of the eye protects it and keeps it clean?
A) Iris
B) Pupil
C) Eyelid
D) Retina
  • 14. What part of the eye focuses light onto the back of the eye?
A) Lens
B) Retina
C) Iris
D) Pupil
  • 15. What part of the eye collects messages and brings them to the brain?
A) Sciatic
B) Aural nerve
C) Ophthalmic nerve
D) Optic nerve
  • 16. During the disappearing coin activity, you could see the coin at the end because the water..... the light.
A) Magnified
B) Reflected
C) Refracted
D) Wet
  • 17. Light travels....
A) very brightly
B) in straight lines
C) in curved lines
D) very slowly
  • 18. Light is a source of .....
A) light
B) power
C) energy
D) heat
  • 19. A rainbow is a good example of the .... of light
A) colouring
B) splitting
C) mixing
D) differences
  • 20. Which of these is not a colour in the rainbow?
A) Blue
B) Green
C) Orange
D) Pink
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