Waves in a liquid RPA (Activity 1)
Authored by Simon Addis
Biology
7th Grade
Used 2+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main objective of today's activity in the Waves in a liquid RPA (Activity 1)?
To identify the equipment required for the RPA investigation.
To calculate wave speed in a liquid using frequency and wavelength.
To describe the method employed in the RPA investigation.
To conclude and evaluate the ripple tank investigation.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the wavelength of the waves determined in this experiment?
By counting the number of waves passing a point in a given time.
By measuring the depth of water in the tank.
By measuring across as many waves as possible and dividing by the number of waves.
By adjusting the speed of the motor.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What equation is used to calculate the speed of the waves in this experiment?
Speed = Distance / Time
Speed = Frequency / Wavelength
Speed = Frequency × Wavelength
Speed = Wavelength / Frequency
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be placed at right angles to the waves to measure their wavelength?
A metre ruler
The wooden rod
The lamp
The white card
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of adjusting the height of the lamp in the experiment?
To ensure the motor is submerged properly.
To make sure the waves are visible on the white card.
To measure the frequency of the waves.
To change the depth of water in the tank.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the frequency of the waves calculated in this experiment?
By dividing the number of waves counted by the depth of water.
By multiplying the number of waves by the time measured.
By dividing the number of waves counted by the time measured.
By measuring the speed of the motor.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an apparatus used in observing water waves in a ripple tank?
A thermometer
A low-voltage power supply
A stopwatch
A balance scale
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