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Mini-Quiz: Sight or Sensing Light Images

by Ron Kurtus (updated 18 May 2023)

Take this Mini-Quiz to check your understanding of the lesson material.

1. How is the eye similar to a digital camera?

Both need batteries to operate

You cannot use them under water

Both have a lens that focuses the image on a detector

2. What is the advantage of seeing with two eyes?

It allows you to see in three dimensions

You can see things enlarged

No one knows for sure

3. What do you see when an object is far away?

It actually becomes smaller

It looks smaller than when close up

Its colors change

If you got all three correct, you are on your way to becoming a Champion in Understanding Senses. If you had problems, you had better look over the material again.

Take good care of your eyes

Resources and references

Ron Kurtus' Credentials


The Eye and the Sense of Sight -

How Do We See? -

Visual perception - Wikipedia

Visual system - Wikipedia

Sense - Wikipedia

Sensor - Wikipedia

List of sensors - Wikipedia


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Mini-Quiz: Sight or Sensing Light Images

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