Curriculum
Course: Igcse Physics
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Curriculum

Igcse Physics

1. Motion, Forces and Energy

0/161 Dr Dabour Hub Science Diagram and Course Material

2. Thermal Physics

0/75 Dr Dabour Hub Science Diagram and Course Material

3. Waves

0/77 Dr Dabour Hub Science Diagram and Course Material

4. Electricity and Magnetism

0/119 Dr Dabour Hub Science Diagram and Course Material

5. Nuclear Physics

0/39 Dr Dabour Hub Science Diagram and Course Material

6. Space Physics

0/47 Dr Dabour Hub Science Diagram and Course Material
Quiz

3.4.1 Sound Waves – Check yourself

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1.
Sound is a
longitudinal wave
electromagnetic wave
wave that needs no medium
transverse wave
2.
Which determines the pitch of a note?
Speed
Frequency
Distance from source
Amplitude
3.
The speed of sound is greatest in
a vacuum
water
steel
air
4.
A sound of frequency 170 Hz travels at 340 m s−1. Its wavelength is
2 m
57800 m
170 m
0.5 m
5.
A louder note of the same pitch has a larger
wavelength
amplitude
speed
frequency
6.
Why can sound not travel through space?
Frequency is too low
It is too slow
There are no particles to vibrate
It is absorbed by light
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