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Sound and Vibrations Exploration
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Sound and Vibrations Exploration
🔊 Part 1: Understanding Sound
1. What makes sound happen?
Vibrations in objects
Light from the sun
Wind blowing
Temperature changes
2. Which of these words describe sound? (Tick all that apply)
Pitch (high or low)
Volume (loud or quiet)
Colour
Vibration
3. How does sound travel to our ears?
Through the air
Through light beams
Through electricity
It doesn't travel
4. A bottle with MORE water will make a __________ pitch sound than a bottle with less water.
Higher
Lower
The same
No sound at all
🎵 Part 2: Glass Bottle Xylophone Investigation
5. Draw and label your glass bottle xylophone. Show the different water levels in each bottle.
6. What did you predict would happen to the pitch when you added more water to the bottles?
7. What actually happened when you tapped the bottles with different water levels? Describe the sounds you heard.
8. Complete this sentence: When there is more water in the bottle, the vibrations are __________ and the pitch is __________.
Hint: Think about what you observed during the experiment!
🎶 Part 3: Sound Around Us
9. Match each sound to whether it has a HIGH or LOW pitch by drawing lines:
Bird singing
Elephant trumpeting
Whistle blowing
Thunder rumbling
HIGH pitch
LOW pitch
HIGH pitch
LOW pitch
10. What is one new thing you learned about sound today?
11. Can you think of a musical instrument you could make at home using household items? Describe it below.
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