SC PASS Light Review

SC PASS Light Review

Use the information slides to answer the light review questions along the way.

Multiple Choice

Kyle was riding in the car at night. He noticed that the headlights of other cars seemed to get larger as they came closer to him.

How are the headlights of the cars similar to the stars and the Sun?

• The Sun is larger than all of the other stars in the galaxy.

• The Sun appears larger because it is closer to Earth.

• The Sun is smaller than all of the other stars in the galaxy.

• The Sun appears smaller because it is closer to Earth.

Multiple Choice

An astronomer is studying two stars that have about the same size and brightness. From the Earth, one of the stars appears very bright in the night sky. The other star appears very faint and dim.

Why does one star appear to be brighter than the other?

• The Earth is closer to the brighter star.

• The Earth is moving toward the brighter star.

• The Earth is moving toward the dimmer star.

• The Earth is farther from the brighter star.

Multiple Choice

When white light passes through a prism, the prism splits the light into different colors.

These colors all together are called

• sounds

• states of matter

• outer space

• the spectrum

Multiple Choice

Kari goes into a dark room. She cannot see any of the objects in the room. She turns the light on, and then she can see that she is in a kitchen with a table and chairs. When she turns the light off again, she can no longer see the kitchen or the objects in the kitchen.

Which of the following explains why Kari cannot see the objects in the room unless the light is turned on?

• When the light is on, the objects begin to create their own light and are able to be seen.

• The objects give off their own light, so no other light source is needed to see the objects.

• When the light is on, Kari's eyes give off light so that she can see the objects in the room.

• When the light is on, the objects reflect the light to Kari's eyes, and Kari can see them.

Multiple Choice

Which type of energy can be sensed by the eyes?

• sound energy

• thermal energy

• light energy

• electrical energy

Multiple Choice

Which of the following is an example of light absorption?

• light striking a road and stopping

• light passing through a prism

• light bouncing off of a mirror

• light passing through water

Multiple Choice

The woman shown can see objects through the window, which is made of glass. She can also see her reflection.

Which statement best explains this?

• The glass absorbs all of the light that hits it and does not reflect any.

• The glass allows some light to pass through, but some light is reflected.

• The glass reflects all of the light that hits it and does not allow any to pass through.

• The glass allows some light to pass through, but most of the light is absorbed.

Multiple Choice

Which of the objects below probably absorbs the most light?

Multiple Choice

A magnifying glass makes use of the fact that light _______ when it travels from one medium to another.

• reflected

• refracted

• absorbed

• transposed

Multiple Choice

Light can pass through a stained glass window, but it is hard to see clearly through the colored glass.

Which word best describes the stained glass window?

• transparent

• translucent

• opaque

• reflective

Multiple Choice

Which of these pictures shows an object that is transparent?

Multiple Choice

Which of these is opaque?