The Science Behind Sight

How do lenses in glasses work?

• They turn images upside down so the brain has to do less work.

• They bend light to focus it on the right spot on the retina.

• They help the eye see what is moving on all sides.

• They let more light into the pupil.

How does the author support the idea that sight is an important sense?

• by listing the different tasks sight helps with

• by explaining that people need light to see

• by stating the names of all of the senses, including sight

• by sharing that people can see objects that give off light

Tags

NGSS.4-PS4-2

The passage states that some materials reflect light. What does reflect mean?

• to use up

• to bounce back

• to make bigger

• to bring into being

Tags

NGSS.MS-PS4-2

What causes the pupil to become smaller?

• blinking the eye

• being in a place that is dark

• putting bright light into the eye

• looking at an object that is far away

Tags

NGSS.MS-LS1-8

The author states that animals with eyes at the sides \of their heads cannot tell how far away something is. Why does the author state this?

• to explain why most animals that hunt have eyes in the front

• to explain why it is good for an animal to be able to see behind it

• to support the idea that some animals see things differently than people do

• to support the idea that the body parts of different animals perform special jobs.