Flashcards
Waves Questions
Flashcards do conjunto (12)
- 1What is the unit of wavelength?Metres (m)
- 2What type of image is produced by a plane mirror?A virtual, upright image, same size as the object
- 3If you stand 1.5m in front of a plane mirror, where will your image be?1.5m behind the mirror
- 4Which colour of light is refracted the most?Violet
- 5What is an echo?A reflection of sound
- 6What is a rarefaction?The region n a longitudinal wave the particles are further apart than in the rest position
- 7What happens when light waves cross a boundary between two transparent substances?Their speed changes
- 8What is diffraction?The spreading of a wave as it passes through a gap or around an obstacle
- 9How does a flute produce sound?The air in the flute vibrates as you blow across the mouthpiece
- 10what does the pitch of a note depend on?The frequency of the sound wave
- 11What is the speed of a sound wave of frequency 330 Hz and wavelength 1 cm?3.3 m/s
- 12What is the frequency of a wave if it travels at 400 m/s and its wavelength is 20 m?20 Hz
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- GCSE P1 FlashCards sobre Waves Questions, criado por M H em 17-01-2016.
- Criado por
- M H
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