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Waves and Information Practice

📝 Worksheet medium ⏱️ 15 minutes 8 problems
Waves and Information Practice
Grade 4 Science LearnCrux.com
Name:
Date:
Directions
  • Fill in each blank carefully.
  • Circle or mark the best answer for each multiple-choice question.
  • Use the larger space to show your thinking on word problems.
1. A repeating pattern of movement is called a __.
2. Which can create a sound wave?
3. The size of a wave can be described by its __.
4. Which tool can send information with light patterns?
5. A back-and-forth movement is called a __.
6. Why might a loud sound have a larger amplitude?
7. Which statement is true?
8. A flashlight blink pattern is one kind of __.
📋 Teacher Answer Key
1. wave
2. a vibration
3. amplitude
4. flashlight
5. vibration
6. the wave is bigger
7. Signals can carry information.
8. signal

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