Force, Pressure, and Friction · Physical Science
Sound and Vibration
Analyzing how vibrations produce sound and how it travels through different media.
Key Questions
- 1What causes the pitch of a sound to change when the frequency of vibration increases?
- 2How do we know that sound cannot travel through a vacuum?
- 3What would happen if our ears were unable to detect specific frequencies of vibration?
CBSE Learning Outcomes
CBSE: Sound - Class 8
Class: Class 8
Subject: Science (EVS K-5)
Unit: Force, Pressure, and Friction
Period: Physical Science
Suggested Methodologies
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