Practice Loudness (4.2) - Waves and Sound - IB 10 Sciences (Group 4)- Physics
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Loudness

Practice - Loudness

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does loudness depend on?

💡 Hint: Think about what aspect of the wave changes when sound gets louder.

Question 2 Easy

What unit is used to measure loudness?

💡 Hint: What do we use to describe how loud a sound is?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What primarily determines loudness?

Frequency
Amplitude
Wavelength

💡 Hint: Think about what happens when sound gets louder.

Question 2

T/F: Loudness can be measured in decibels.

True
False

💡 Hint: Think of how sound levels are described in everyday situations.

3 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A sound is initially measured at 100 dB. If its amplitude decreases by a factor of 10, what will be the new dB level?

💡 Hint: Think about how each 10 dB step correlates with amplitude changes.

Challenge 2 Hard

Discuss the potential impacts of frequent exposure to sounds exceeding 85 dB levels.

💡 Hint: Consider the varying levels of sounds experienced in daily life.

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