Wednesday, November 9, 2011

Lab - Light 11-10-11

What is light?





How does light travel?





What happens to light when it hits an object?





Describe "concave"?


Describe "convex"?





Mrs. Rollins

Monday, November 7, 2011

Lab - Sound - 11-8-11

1. What is sound?





2. What causes sound?





3. How does sound travel?





4. If you were in a room and talking to a friend, why would someone outside not hear you talking?





5. Why does sound travel better through a a solid than a liquid or gas?





Mrs. Rollins