Quiz
Sound and Heat
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Perguntas do quiz (13)
1Which material does sound travel fastest in?
- AWood
- BAir
- CMetal
- DSoft tissue
- EVacuum
- FCork
2Why does sound move faster in metal than in air?
- AThe particles are closer together in a solid than in a gas
- BThe particles are further apart in a solid than in a gas
- CIt doesn't travel faster in metal than in air
- DThe particles have more energy and therefore can vibrate faster
3What range of the frequency of aa sound can humans hear?
- A20 - 2,000 Hz
- B20 - 20,000 Hz
- C20- 2,000,000 Hz
- D20 - 200,000 Hz
4What is the name of the purple part of the ear?
- AEar canal
- BEar drum
- COuter ear
- DCochlea
- EOssicles
- FEustachian Tube
5Is - vocal chords, air, ear drum, cochlea, cochlea hairs, ossicles - the correct order in which you hear a sound?
- AVerdadeiro
- BFalso
6What are the names of the three ossicles
- AHammer
- BAnvil
- CCochlea
- DStirrup
- ECochlea hairs
- FMiddle ear
7What is the left arrow showing?
- ARarefraction
- BCompression
8Which of the following describes Frequency?
- AThe height of the wave from the black line
- BThe number of waves travelling past a point (Hertz)
- CThe distance between two identical points on the curve
9Which of the following are good conductors of heat?
- ABubble wrap
- BTin foil
- CSteel
- DIron
- EWood
- FFelt
10An insulator is a material that doesn't conduct heat well.
- AVerdadeiro
- BFalso
11What is this diagram showing?
- AConduction
- BConvection
- CRadiation
12Which of the following are true about Infrared rays?
- AThey can travel through a vacuum
- BThey can travel through opaque materials
- CThey can be reflected
- DThey travel at 300,000,000 m/s
- EThey travel at 30,000,000 m/s
13What would you use to insulate a backer of water?
- AConductors
- BInsulators
- CBoth
Informações
- Descrição
- Sound and Heat Science Quiz
- Autor
- Genjo Pringle
- Idioma
- English
- Visualizações
- 35
- Etiquetas
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