1) Light travels in ............. until it strikes an object a) straight line b) zigzag c) curvy 2) It is the returning back of the light rays to your eyes a) Light refraction b) Light reflection c) absorption 3) It is the change of the light direction because the change of speed from one media to another a) Light refraction b) absorption c) Light reflection 4) The white light is made of................colors a) 7 b) 10 c) 8 5) if we see a white objects that means it .......... all the light colors a) reflects b) absorbs c) refract 6) Black objects .................all the 7 colors a) refract b) absorbs c) reflects 7) It is a dark area made when an object blocks the light a) Light refraction b) Shadow c) Light reflection 8) We can see the red flowers with the red color because it reflect the............ color a) red b) green c) white 9) Which one of these materials allows the light to pass through it? a) glass b) wood c) iron 10) We can see the objects when the light falls on it and......................back to our eyes a) absorbs b) reflects c) refract 11) What will happen if you stand in front of a smooth object like the mirror? a) The mirror will absorb your image b) The mirror will refract your image c) The mirror will reflect your image 12) Smooth objects like the mirror............the light. a) refract b) reflect c) absorb

light

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?