light refraction

What happens to the speed of light when it enters a denser medium?

• it increases

• it decreases

• it remains the same

the type of human eyes' lens is ....

• Concave

• Convex

Which of the following is an example of a concave lens?

• converging lens

• Diverging lens

Which of the following is NOT an application of refraction?

• Lenses for eyeglasses

• Mirrors

• Microscopes

• Telescopes

Which of the following factors affect the amount of refraction that occurs?

• Angle of incidence

• Speed of light

• Density of medium

• All of the above

What do we call the bending of light as it passes between two mediums?

• Reflection

• Refraction

• Diffraction

• Absorption

When light passing from air to glass will cause the light to...

• maintain its original speed

• increase its speed

• reduce its speed

The pictures shows what a student observed when he looked through a hand lens at a penny. What happens to light passing through a hand lens that makes the image of the penny appear larger? The light is....

• absorbed

• reflected

• refracted

• stopped

This image represents ......

• Refraction

• Absorption

• Reflection

The illustration shows a light ray striking an object.

In the illustration, the light ray striking the object is.....

• absorbed

• stopped

• reflected

• refracted