Question Info

This question is public and is used in 108 tests or worksheets.

Type: Multiple-Choice
Category: Universe
Level: Grade 9
Author: JosephineAdams
Last Modified: 3 years ago

View all questions by JosephineAdams.

Universe Question

View this question.

Add this question to a group or test by clicking the appropriate button below.

Grade 9 Universe

In redshift, the wavelengths of light become                .
  1. faster
  2. longer
  3. shorter
  4. slower