Light Test

Which of these objects is translucent?

• window

• mirror

• brick wall

• a student's sunglass lens

Angie left her glass of water in the sunlight. When she came back, the water was warmer. Which of the following best describes why the water was warmer?

• A.   Energy from the sun reflected off of the water

• A.   Energy from the sun passed through the water

• Energy from the sun was absorbed by the water

• A.   Energy from the sun evaporated some of the water

Objects that only allow some light to pass through them are

• opaque

• translucent

• transparent

• transpiration

When all of the light passes through a material, like glass, the material is

• mirror

• opaque

• transparent

• translucent

To provide light behind the stage during a school play, students want to use a curtain material that scatters the light but does not let all of the light pass through clearly. The students should choose a material that is

• opaque

• concave

• transparent

• translucent

A student wants to stay cool on a sunny summer day. What should the student wear?

• a black shirt to absorb sunlight

• a black shirt to reflect sunlight

• a white shirt to absorb sunlight

• a white shirt to reflect sunlight

Which of these examples would best model the behavior of light when it reaches the surface of a mirror?

• A moth flies toward a wall and lands on its surface.

• A soap bubble lands on the surface of a wall and bursts.

• A.   A piece of hard clay is throw at a wall and it breaks into several pieces

• A ball is thrown at a wall and bounces away from the surface.

Pam looks at a pond and sees images of trees that are on the other side of the pond. What property of light is allowing Pam to see the images of the trees?

• absorption

• brightness

• reflection

• refraction

John has a red boat sitting in the sun. What happens to the sun’s light as it hits John’s boat?

• A.   All the colors of the sun’s light are absorbed

• A.   All but the red light from the sun are absorbed

• A.   All the colors of the sun’s light are reflected

• A.   Only the red light from the sun is absorbed

Mike needs glasses to make objects bigger and easier to see. What type of lens will Mike need?

• opaque

• concave

• convex

• bright