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6. an object that doesn't give off its own light
7. an object will stay stationery or at a constant speed unless there is a resultant force
8. light travels faster than sound
9. is attraction a test of magnetism
10. what degrees is the angle of reflection if the angle of incidence is 30'
11. an object you cannot see through
- translucent
- opaque
- transparent
- luminous
12. how do you calculate time
- distance/time
- speed/time
- distance/speed
- speed/distance
13. what is the unit of energy
- jewel
- joule
- centegrade
- degrees
14. the angle of incidence is never the same as the angle of reflection
15. an object that gives off its own light
16. an object that you can see through clearly
- transparent
- translucent
- opaque
- luminous
17. how do you calculate speed
- speed/time
- distance/time
- distance/speed
18. what colour is cyan
- blue and green
- red and blue
- red and green
- orange and red
19. what are the three primary colours
- blue,green and orange
- red,blue and green
- red,blue and orange
- cyan,blue and red
20. what colour is magenta
- red and blue
- blue and green
- orange and red
- red and green