ClickerCentral

Formative assessment questions for teaching physics

A2L Item 301

  • Description:
  • Goal:
  • Source:
  • Keywords: Waves

The question for students:

A particular object appears to be red. The reason it appears red is.

  1. It absorbs ONLY RED frequencies as they hit it
  2. It reflects ONLY RED frequencies as they hit it
  3. It absorbs RED frequencies MORE than any other frequencies
  4. It reflects RED frequencies MORE than any other frequencies
  5. It emits RED frequencies more than any other frequencies
  6. Not enough information

Commentary for teachers:

No commentary available.