Question Info

This question is public and is used in 201 tests or worksheets.

Type: Multiple-Choice
Category: Waves and Sound
Level: Grade 4
Author: Ureesha
Last Modified: 6 years ago

View all questions by Ureesha.

Waves and Sound Question

View this question.

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

Grade 4 Waves and Sound

During                , a light ray changes direction as it passes from one material to another.
  1. refraction
  2. reflection