Wel.
1. Sound waves can travel only through
(a) space (b) water (c) matter
2. Light travels much
than sound.
(a) faster (b) more slowly
(c) more loudly
3. Light travels in straight lines called
(a) particles (b) rays (c) photons
4. The bending of light rays by things in their path is called
(a) refraction (b) reflection (c) transmission
5. When light rays hit a smooth, shiny surface and bounce back, it is
called
(a) transmission (b) refraction (c) reflection
6. Light is given off in tiny particles called
(al electrons (b) photons (c) straws