WorksheetsRETAKES MS-LS1-8 Light and Matter Mastery
Total questions: 8
Worksheet time: 4mins
Name
Class
Date
1.
Why is it essential for the lens, cornea, and pupil to work together properly in the eye?
a)
To determine the color of the iris
b)
To focus light on the back of the eye
c)
To create electrical signals
d)
To detect patterns of light
2.
What is the main job of your eyes in the process of vision?
a)
To turn light into electrical signals
b)
To create images
c)
To detect patterns of light
d)
To control the amount of light that enters the eye
3.
In the case of multiple inputs, how does the brain respond?
a)
It combines all the inputs to form a single signal.
b)
It chooses the input closest to the eye.
c)
It responds to the input with the highest signal strength.
d)
It ignores all but the first input received.
4.
What is the function of the optic nerve?
a)
Changes light into input to the brain for processing
b)
Control the amount of light entering the eye
c)
Focuses to make images clear
d)
Coverts light into electrical signals
5.
A driver stops the car, because she sees a red light. What was the stimulus?
a)
The red light
b)
Stopping the car
6.
Which part of the eye is responsible for focusing light onto the retina?
a)
Lens
b)
Optic nerve
c)
Cornea
d)
Iris
7.
When you quickly move from a dark room to a bright area, what does your pupil do?
a)
It becomes larger to let in more light.
b)
It stays the same size.
c)
It becomes smaller to reduce the amount of light entering.
d)
It changes color.
8.
What role does the cornea play in the process of seeing?
a)
It controls the size of the pupil.
b)
It helps focus light as it enters the eye.
c)
It sends signals to the brain.
d)
It detects colors.
100 %
