16. Which of the following is the primary source of light?
A. sun
B. matches
C. fire
D lamp
17 Objects that allow some light to pass through them
A translucent
B. transparent
C. transmission
D. Opaque
18. The bouncing back of light when it hits an object.
A transmission
B. absorption
C. reflection
D refract
19. The passing of light through some materials
A. refraction
B. reflection
C. absorption
D. trans
20. The light that is seen by human eye.
A. opaque
B. absorption
C. visible light
D. refle
21. The taking in of light and not reflecting it back by some materials
A. refraction
B. reflection
C. absorption
D. tran
22. The bending of light as it passes through a different material.
A. reflection
B. absorption
C. refraction D. tras
23. Which of the following materials is opaque?
A. clear plastic
B. colored plastic C. thick cardboard D.gl
24. What kind of material absorbs light?
A. mirror
B. opaque
C. transmission D.tr
25. When can you see the different colors of light?
A. When the light passes through air B. When light passes throug
C. When light passes through a solid D. When light passes throug
26. When is light reflected?
A When it nasses through a mirror B. When it strikes an opaq​