Pitch and Frequency
Physics ⇒ Waves and Sound
Pitch and Frequency starts at 7 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Pitch and Frequency.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 7
A flute produces a sound with a frequency of 2000 Hz. Is this sound high-pitched or low-pitched?
A guitar string is tightened. What happens to the pitch of the sound it produces?
A sound wave has a frequency of 1000 Hz. Is this sound likely to be high-pitched or low-pitched?
A sound wave has a frequency of 25,000 Hz. What type of sound is this for humans?
A sound wave has a frequency of 50 Hz. Is this sound high-pitched or low-pitched?
Explain the difference between pitch and frequency.
Explain why a child’s voice usually has a higher pitch than an adult’s voice.
If a bell rings at 1000 times per second, what is its frequency in hertz?
If a sound has a frequency below 20 Hz, what is it called?
(1) Ultrasonic
(2) Infrasonic
(3) Audible
(4) Subsonic
Which instrument is likely to produce the lowest pitch?
(1) Violin
(2) Trumpet
(3) Tuba
(4) Flute
Which of the following animals can hear the highest frequency sounds?
(1) Humans
(2) Elephants
(3) Dogs
(4) Bats
Which of the following best describes frequency?
(1) The loudness of a sound
(2) The number of vibrations per second
(3) The speed of sound
(4) The direction of sound
Fill in the blank: A sound with a frequency above 20,000 Hz is called ________.
Fill in the blank: A sound with a frequency of 20 Hz is considered ________ for humans to hear.
Fill in the blank: The higher the frequency, the ________ the pitch.
Fill in the blank: The number of sound vibrations per second is called the ________.
A sound wave has a frequency of 10 Hz. Can most humans hear this sound?
A sound wave has a frequency of 15,000 Hz. Is this sound within the normal human hearing range?
If two sounds have the same frequency but different amplitudes, do they have the same pitch?
True or False: A low-frequency sound has a low pitch.
