1) What is it called when a ray of light hits a surface and bounces off? a) bouncing light b) reflection c) absorption d) integration 2) How is a shadow formed? a) light turns away to leave darkness b) An opaque object blocks lights stopping it reflecting off a surface. c) Shut the blinds and this stops light getting in so its dark.. d) turn the light off 3) Where does Earth get its daylight from? a) form millions of light bulbs b) the moon c) the stars d) the Sun 4) If a window lets no light through, what is the best way to describe the characteristics of the window? a) black b) dark c) closed d) opaque 5) Light travels in straight lines, but what is is called when light changes direction when passing through a prism? a) bending b) defraction c) shoving d) deflecting 6) How does a periscope work? a) 2 x aaa batteries b) light bends round the corners inside the unit c) light is reflected on to mirrors the help it travel round corners d) turn on by pressing a switch 7) Badgers and bats only come out at night, what is the word for this behaviour. a) strange b) antisocial c) nocturnal d) friendly e) primal 8) The moon follows the same path around the Earth, what is this path called? a) pathway b) roundabout c) route d) orbit 9) What happens to the rays of light when passing through a convex lense? a) they get lost b) bend 90 degrees c) converge into a spot d) diverge, spread out 10) What happens to the rays of light when passing through a concave lense? a) bend 120 degrees b) diverge, spreading out c) converge into one spot d) disappear

Y3. Light and Dark Knowledge

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