1) Which of these statements is true? a) Light travels in straight lines. b) Light is stopped when it meets a solid c) Light does not travel in straight lines. d) Light will only travel for about 2000 km 2) Shadows are formed because: a) light will only travel a certain distance b) a substance called ‘darkness’ collects c) some objects do not give out light in all d) light cannot go through some objects. 3) Opaque objects can: a) transmit and reflect light. b) transmit and absorb light. c) reflect and absorb light. d) only reflect light. 4) Which of these will absorb the most light? a) a white sheet of paper b) a sheet of clear glass c) a black piece of card d) an orange piece of card 5) A plane mirror is: a) a flat mirror. b) a curved mirror. c) a shiny mirror. d) a mirror used in aeroplanes. 6) How big will the angle of reflection be? a) 20° b) 30° c) 40° d) 60° 7) Your image in a mirror: a) is not as good looking as you really are. b) is upside down. c) is always bigger than you. d) seems to be behind the mirror. 8) Refraction is what happens when light: a) hits an opaque object. b) bounces off a mirror. c) is scattered unevenly by a rough surface d) changes direction as it goes from one 9) Refraction occurs because: a) light speeds up when it goes from air to glass or water b) light slows down when it goes from air to glass or water. c) light stops when it goes from air to glass or water. d) light reflects inside transparent materials 10) Which diagram shows the correct rays? a) A b) B c) C d) D

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