5th grade Unit 1, lesson 2 Quiz

completely blocking light from passing through

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letting only some light through so objects on the other side appear blurry

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letting all the light through so objects on the other side can be seen clearly

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A lens that thicker in the middle, can make an object look larger

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A lens that thinner in the middle, always makes objects look smaller

The bending of light as it passes from one transparent material into another

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The bouncing of light waves off a surface

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A “picture” of the light source that light rays make in bouncing off a polished, shiny surface

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

• a. 

  If the animal is a

  predator, it might have a more difficult time

  hunting with worse vision.

• b. 

  An animal that loses

  some or all of its vision

  will not have any

  disadvantages surviving compared to a healthy

  animal.

• c. 

  If the animal is a prey

  animal, it could be

  prevented from seeing

  when a predator is

  approaching.

• d. 

  The animal might rely

  more on its senses of

  smell and hearing to

  make up for its lost

  vision.

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

• A.

  Visible light reflects off

  of an object and passes through the cornea and

  pupil on the way to the

  back of the eye.

• B.

  Some animals have

  different structural

  adaptations that allow them to see differently.

• C.

  ​Some animals eyes

  allow more light in so

  that an animal can see

  better in low light.

• D.

  Some animals have eyes that allow them to see

  when no visible light is

  present without the help of other detection

  systems