Reflection and Refraction

A student placed a pencil in a cup of water.  The pencil appears broken because light-

• always travels in a straight line
• bends when it passes through water
• makes the water in the glass evaporate
• reflects the pencil on the water's surface

The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-

• absorbed
• stopped
• reflected
• refracted

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

Why does the lower part of the child appear so much different in size from the upper part?

• The light rays that travel through water and then into air are refracted.
• The light rays that travel through water and then into air are enlarged.
• The light rays that travel through air and then into water are reflected.
• The light rays that travel through air and then into water are reduced.

Which of the following materials would reflect the most light?

• a flat sheet of aluminum foil
• a dark brown carpet square
• a smooth, black-topped table
• a piece of red construction paper

• Reflection
• Refraction

• Reflection
• Refraction

Refract or Reflect?

• Refract
• Reflect

Light changes speed as it travels through various mediums.  What are examples of mediums that light can travel through.

• snow and ice
• air and water
• cloth and wood
• glass and wood

The rainbow is a natural phenomenon that appears in the rainy sky. It is caused by the

• reflection of sunlight by rain droplets
• refraction of sunlight by rain droplets
• magic