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19 questions
Sound is produced when an object...
Moves
Makes a noise
Vibrates
Falls
When something vibrates, it passes the vibration to...
its surrounding environment
your ears
your hands
itself
Sound energy travels in...
Longitudinal waves
Transverse waves
When objects vibrate, they create regions of space in which the air particles are bunched together called...
Conductions
Compressions
Rarefactions
Close vibrations
When objects vibrate, they create regions of space in which the air particles are spread out called...
Conductions
Compressions
Rarefactions
Loose vibrations
In a longitudinal wave, the particles move...
In an up and down motion
In the same direction that the wave is moving
True or False:
Sound energy needs a medium (solid, liquid or gas) to travel through.
True
False
True or False:
Sound energy can travel through outer space (a vacuum).
True
False
Reorder the following:
Which medium does sound travel further through, highest to lowest distance.
Solids
Liquids
Gases
Why does sound travel a longer distance through solids?
Because the particles are loosely bonded
Because the particles are spread out
Because the particles are tightly packed together
Why does sound travel the shortest distance through gases?
Because the particles are loosely bonded
Because the particles are spread out
Because the particles are tightly packed together
Which two materials will absorb sound?
Wooden or tiled floors
Cushions/pillows
Fabric curtains
Glass
Which two materials will reflect sound, creating echoes?
Wooden or tiled floors
Cushions/pillows
Fabric curtains
Bare walls
Reorder the following:
What order does sound travel through our ear to our brains?
Pinna (outer ear)
Eardrum
Ossicles (hammer, stirrup and anvil bones)
Cochlea
Auditory nerve
What type of noise would this sound wave make?
Loud noise
Quiet noise
High pitch noise
Low pitch noise
What type of noise would this sound wave make?
Loud noise
Quiet noise
High pitch noise
Low pitch noise
What type of noise would this sound wave make?
Loud noise
Quiet noise
High pitch noise
Low pitch noise
Elephants can hear a range of frequencies lower than our own hearing range called...
Infrasound frequencies
Ultrasound frequencies
Dogs can hear a range of frequencies higher than our own hearing range called...
Infrasound frequencies
Ultrasound frequencies
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