Practice Frequency (f): How Often a Wave Passes - 5.1.2 | Waves, Sound & Light, and Introduction to Magnetism | IB IMYP Grade 8 Physics
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does frequency measure?

💡 Hint: Think about how many times something happens in a specific time.

Question 2

Easy

What is the unit of frequency?

💡 Hint: What comes after kilo in terms of units?

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does frequency tell us about waves?

  • How much energy a wave carries
  • How often a wave oscillates per second
  • The maximum height of a wave

💡 Hint: Think about what frequency indicates about wave behavior.

Question 2

A wave with a frequency of 10 Hz means that _____ cycles occur in one second.

💡 Hint: Remember, Hz stands for cycles per second.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A wave travels through the ocean with a speed of 1.5 m/s and has a wavelength of 0.75 m. Calculate its frequency.

💡 Hint: Rearrange the wave speed formula to find frequency.

Question 2

You have sound waves at different frequencies: 250 Hz, 500 Hz, and 1000 Hz. Rank them from the lowest to the highest pitch.

💡 Hint: Lower frequencies produce lower pitches.

Challenge and get performance evaluation