Mini-Quiz: Optical Devices

1. What characteristic of light affects lenses the most?

   Light refracts when passing through glassCorrect answer. You are becoming a Champion. The speed of light is faster than soundGood try, but not right. Select another answer. Light is translucent in glass lensesSorry, not correct. Try another button.

2. What does a prism do to a ray of light?

   It makes things up-side-downSorry, not correct. Try another button. It focuses light to make an imageOops! Wrong answer. Re-read the question and try again. It spreads the ray into colorsThat is correct. You win a bonus point.

3. What is polarized light?

   Light from a Polaroid cameraGood try, but not right. Select another answer. Light filtered in one directionCorrect answer. You are becoming a Champion. Light that consists of all colorsOops! Wrong answer. Re-read the question and try again.

Pick an answer to see instant feedback. Re-read the lesson if you miss one.