Simple Harmonic Motion Basics
Explore the fundamental concepts of simple harmonic motion, including pendulums and oscillations, for 7th-grade science.
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Simple Harmonic Motion Basics
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Read each question carefully and answer to the best of your ability. Good luck!
1. What is the repeating back-and-forth motion of an object called?
Translation
Rotation
Oscillation
Vibration
2. Which of the following is an example of simple harmonic motion?
A car driving in a straight line
A swinging pendulum
A ball rolling down a hill
A rocket launching into space
3. The time it takes for one complete oscillation is called the .
4. A pendulum's motion is influenced by the length of its string and the force of .
5. Observe the pendulum below. If you release the pendulum from point A, describe its motion until it returns to point A. What is this complete cycle called?
6. Imagine you have two pendulums, one with a very long string and one with a very short string. If you release both at the same time, which one would complete an oscillation faster? Explain why.
7. The amplitude of a pendulum's swing is the maximum displacement from its equilibrium position.
True
False
8. Simple harmonic motion can only occur with pendulums.
True
False
Use the words below to complete the sentences.
9. The number of oscillations per unit of time is called the .
10. The position is the resting position of an oscillating object.