WorksheetsQ3W8 Human Eye
Total questions: 10
Worksheet time: 5mins
What does it mean if a material is transparent?
It blocks all light.
It lets all light pass through so you can see clearly.
It allows some light to pass through, but not all.
It reflects light like a mirror.
Which of the following is an example of an opaque material?
Glass window
Clear plastic wrap
A wooden door
A frosted glass window
If a material is translucent, what happens to light?
All light is blocked.
Light passes through clearly and without scattering.
Some light passes through, but it is scattered.
The material reflects all light like a mirror.
Which of these is an example of a translucent material?
A notebook
Wax paper
Clear drinking glass
Aluminum foil
How does light enter the human eye?
Light bounces off objects and enters the eye through the retina.
Light is absorbed by the cornea, and the pupil blocks it.
Light enters the eye through the pupil and is focused by the lens.
Light enters the eye through the iris, which creates images.
What part of the eye helps to focus light onto the retina?
The cornea
The iris
The lens
The pupil
What happens if there is no light?
Objects are easier to see because there is no glare.
Objects are harder to see because light helps us see them.
Light is not needed to see objects.
The eye creates light to see objects.
Which of the following is an example of a transparent material?
A car windshield
A mirror
A cardboard box
A curtain
Which of the following is an example of an opaque material?
Clear plastic wrap
Wax paper
A brick wall
A frosted window
Why is the pupil important for vision?
It controls the amount of light that enters the eye.
It reflects light back out of the eye.
It is where images are created.
It focuses light onto the retina.
