How is light refracted?
Refraction is the bending of light as it goes through a transparent or translucent object.
A lens is a curved object that bends light. The two basic types of lenses are concave lenses and convex lenses.
A lens is a curved object that bends light. The two basic types of lenses are concave lenses and convex lenses.
Concave lenses are curved in like the image shown below.
Convex lenses are curved out like the image shown below.
Do you remember the experiment you did in class with the coin in the bowl? Initially you couldn't see the coin but as we began to our water into the bowl you could see it. Can you explain why this happened?