{"id":"75094dcd-b46a-4142-b8b5-030fde13dba1","type":"image-bucket","weight":0,"dataJson":{"prompt":"Which of these are natural light sources and which are artificial light sources? ","buckets":[{"name":"natural light source","key":"natural light source","value":"natural light source"},{"name":"artificial light source","key":"artificial light source","value":"artificial light source"}],"options":[{"key":0,"label":"firefly","value":"firefly","fileboyId":"fe6217f9-9964-4dfa-b551-eafbe9d77ccc","bucket":"natural light source"},{"key":0,"label":"sun","value":"sun","fileboyId":"58b49a99-6dee-4cf6-a503-0be383426e57","bucket":"natural light source"},{"key":0,"label":"lava","value":"lava","fileboyId":"5e4bdf56-e34e-41c2-ab9a-015bbce0dee2","bucket":"natural light source"},{"key":0,"label":"stars","value":"stars","fileboyId":"6f0389aa-e518-4db5-afd2-41c5ecc9a0e7","bucket":"natural light source"},{"key":0,"label":"lamp","value":"lamp","fileboyId":"45e88ecb-3e3a-4f88-8533-47bd1986ba44","bucket":"artificial light source"},{"key":0,"label":"candle","value":"candle","fileboyId":"8d130d5c-eaae-43c2-8c55-74ef21626e94","bucket":"artificial light source"},{"key":0,"label":"headlamp","value":"headlamp","fileboyId":"817d40e2-4a59-4ee3-8d71-26195b630561","bucket":"artificial light source"},{"key":0,"label":"computer screen ","value":"computer screen ","fileboyId":"c1649e2a-11db-4f1d-90df-5cccf0aebe01","bucket":"artificial light source"}],"validResponse":{"natural light source":["firefly","sun","lava","stars"],"artificial light source":["lamp","candle","headlamp","computer screen "]}}}

Light can only travel in straight lines.

Choose 1 answer

True

False

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{"id":"05a8c871-0697-4b1a-a73e-05bf7d75996b","type":"fill-in-blanks","weight":4,"dataJson":{"key":3,"prompt":"\u003cp\u003eFill out the blanks\u003c/p\u003e","options":{"iris":[{"label":"pupil","value":"pupil"},{"label":"cornea","value":"cornea"},{"label":"iris","value":"iris"}],"pupil":[{"label":"pupil","value":"pupil"},{"label":"cornea","value":"cornea"},{"label":"iris","value":"iris"}],"centre":[{"label":"centre","value":"centre"},{"label":"side","value":"side"},{"label":"corner","value":"corner"}],"cornea":[{"label":"pupil","value":"pupil"},{"label":"cornea","value":"cornea"},{"label":"iris","value":"iris"}]},"template":"Light enters your eye through the {{cornea}}, which is the eye's first layer. It next goes through the {{pupil}}. This is the dark opening in the {{centre}} of your eye. It is in the middle of the coloured part, which is called the {{iris}}. \n","validResponse":{"iris":"iris","pupil":"pupil","centre":"centre","cornea":"cornea"}}}

Which of these reflect light? (Tick 3 boxes)

Choose 3 answers

book

mirror

water

wall

moon

pillow

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Fill in the blank - If something is_________, light can not travel through it.

Choose 1 answer

transparent

translucent

opaque

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Answer incorrect

Look at the slide below to work out the answer.