Guide Questions:
1. What happened to the ruler when you suddenly released it?
2. How do you describe the movement of the ruler?
Did you hear a sound?
Did the sound coming from the moving ruler suddenly stop when
vou held it? When you released it again?
Somero
dhoob o WOH
9
1. What happened to the ruler when you suddenly released it?
2. How do you describe the movement of the ruler?
Did you hear a sound?
Did the sound coming from the moving ruler suddenly stop when
vou held it? When you released it again?
Somero
dhoob o WOH
9
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Answers & Comments
Answer:
1. When the Ruler is bent the energy stored in it will be potential energy, When the ruler will be released this potential energy will be then converted into the Kinetic energy as a result the ruler will move Vibrations.
2. Hard or wiggly. Some of the ruler is wiggly or plain.
3. Yes, you will hear and feel the vibration of the ruler.
4. Yes, it will stop.
5. When you held the ruler, you stopped the air around it from vibrating, thus diminishing the sound.
Hope it helps!