The Human Machine: Mystery 3

What happens to your pupil when the room goes dark?

• It opens wider to allow in more light.
• It shrinks to keep the light out.

Tags

NGSS.MS-LS1-8

How do nocturnal animals see in the dark better than we can?

• Their eyes are stronger than ours.
• Their iris isn't colored.
• Their pupils can get larger than our pupils. 

Tags

NGSS.MS-LS1-8

True or False:
Nocturnal animals have a colored layer at the back of their eye that helps them see better.

• True
• False

Tags

NGSS.MS-LS1-8

Why does it sometimes look like people have red eyes when their picture is taken using a camera's flash?

• The camera colors eyes red.
• The camera's flash is lighting up the blood vessels at the back of the eye.
• Our eyes really have a red iris.

Tags

NGSS.MS-PS4-2

Your pupil controls how much ___________ is allowed into your eye.

• sound
• color
• light

Tags

NGSS.MS-LS1-8

NGSS.MS-PS4-2

The eyes of nocturnal animals have pupils that _____________ really wide to let in lots of ___________.  

• open; light
• close; light
• stay; light

Tags

NGSS.MS-LS1-8

When you see "red eye" in a picture of a human, you are seeing the ______________ in the retina.

• cornea
• blood vessels
• iris

Tags

NGSS.MS-LS1-8

When would you want your pupils to open wide?

• Outside during a sunny day.
• Outside during a cloudy day.
• In a dark room.

Tags

NGSS.MS-LS1-8

When would you want your pupil to shrink?

• Outside during a bright day.
• Outside during a cloudy day. 
• In a dark room.

Tags

NGSS.MS-LS1-8

What creatures scared Doug and his wife one night at their house?

• dogs
• cats
• skunks
• raccoons