Periodic Phenomena Worksheet
Explore periodic phenomena with this Grade 7 science worksheet covering concepts like oscillations, waves, and frequency.
Includes
Standards
Topics
Periodic Phenomena
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following best describes a periodic phenomenon?
An event that happens only once.
An event that occurs randomly.
An event that repeats at regular intervals.
An event that changes constantly.
2. What is the unit of frequency?
Meters (m)
Seconds (s)
Hertz (Hz)
Newtons (N)
3. The time it takes for one complete cycle of a periodic motion is called the .
4. A swinging pendulum is an example of a motion.
5. Describe what happens during one complete oscillation of the pendulum shown above.
6. Give two examples of periodic phenomena that occur in nature.
7. All waves are considered periodic phenomena.
True
False
8. The period of a wave is the inverse of its frequency.
True
False
Match the term on the left with its definition on the right.
9. Period
a. The number of cycles per unit of time.
10. Frequency
b. The maximum displacement or distance moved by a point on a vibrating body or wave measured from its equilibrium position.
11. Amplitude
c. The time taken for one complete cycle.
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