M3 Lesson 4 Review

Which term describes the bouncing of light waves off of a surface?

• reflection

• translucent

• image

• refraction

• opaque

Which term describes completely blocking light from passing through?

• reflection

• translucent

• image

• refraction

• opaque

Which term describes the bending of light as it passes from one transparent material into another?

• reflection

• translucent

• image

• refraction

• opaque

Which term describes letting only some light pass through?

• reflection

• translucent

• image

• refraction

• opaque

Which term describes a "picture" that light rays make by bouncing off objects?

• reflection

• translucent

• image

• refraction

• opaque

Which of the following is not true about an animal that damages its eyes?

• If the animal is a predator, it might have a more difficult time hunting with worse vision.

• An animal that loses some or all of its vision will not have any disadvantages surviving compared to a healthy animal.

• If the animal is a prey animal, it could be prevented from seeing when a predator is approaching.

• The animal might rely more on its senses of smell and hearing to make up for its lost vision.

Which structure is at the back of the human eye where light through the lens is focused?

• cornea

• pupil

• retina

• rod

Which lens is thinner in the middle and always makes objects look smaller?

• concave

• convex

• translucent

• opaque

Which lens is thicker in the middle and always makes objects look larger?

• concave

• convex

• translucent

• opaque

Which of the following is not true about how animals see objects?

• Visible light reflects off of an object and passes through the cornea and pupil on the way to the back of the eye.

• Some animals have different structural adaptations that allow them to see differently.

• ​Some animals eyes allow more light in so that an animal can see better in low light.

• ​Some animals have eyes that allow them to see when no visible light is present without the help of other detection systems.