A) impulse B) mechanical Wave C) thermal energy D) reaction force
A) a vacuum B) the energy of distant stars C) artificial lights D) the high energy of the Sun
A) microwaves B) ultraviolet light C) visible light D) radio waves
A) True B) False
A) longitidunal wave B) thermal wave C) vibrational wave D) transverse Wave
A) interference wave B) node C) longitudinal wave D) transverse wave
A) light waves B) water waves C) sound waves D) seismic waves
A) water waves B) sound waves
A) green B) blue C) violet D) red E) yellow
A) red B) violet C) blue D) yellow E) green
A) gamma rays B) radio waves C) infrared light D) ultraviolet light
A) x-rays B) ultraviolet light C) gamma rays D) radio waves
A) when the queen greets her subjects while cleaning B) electromagnetic waves C) mechanical waves
A) a gross brown colour B) black light C) a path to lucky charms D) white light
A) gamma rays B) radio waves C) x-rays D) ultraviolet light
A) Captured in our Ears B) Waves C) All of these are correct D) Vibrations E) Energy
A) A moving object is emitting sound continuously. B) There is a rainbow present in the sky. C) The waves are moving like the ripples in a pond from a rock D) The waves are really distorted in the front where the sound is and not in the back after the object moves away
A) Solids B) Gases C) Space D) Liquids
A) Sound bouncing back to you off a solid object B) Sound that bounces in all directions C) Sound that DOES NOT bounce back to you D) A figment of your imagination
A) Velocity B) Frequency C) Amplitude D) Hertz E) Intensity
A) The unit of measure that is used to measure wavelength B) The unit of measure used to measure the loudness C) The unit of measure to measure tone quality D) The unit of measure used to measure frequency
A) Speed B) It does not have a relation C) Amplitude D) Decibels E) Frequency
A) 20 dB B) 200 dB C) 70 dB D) 50 dB E) 100 dB
A) Neither B) True C) False D) You can always hear no matter where you are E) The only place in space that you can hear is the moon
A) 0-100Hz B) 20-20,000Hz C) 50-50,000Hz D) A mouse squeak to a lion's roar E) 100-100,000Hz
A) a louder sound B) a softer sound C) a lower pitch D) a higher pitch
A) at right angles with the source B) parallel to the source C) in a straight line D) all directions
A) determined between two consecutive crests or troughs B) determined by how loud it is C) determined between two consecutive compressions or rarefractions D) determined by how many particles move side to side
A) hydrasonic B) sonic the hedgehog C) infrasonic D) ultrasonic
A) hydrasonic B) infrasonic C) ultrasonic D) sonic the hedgehog
A) all of the above B) elephants C) ultrasound machine D) bats
A) bats B) ultrasound machine C) whales D) all of these
A) starts, stops B) stops, restarts C) increases, decreases D) decreases, increases
A) Echo Detection B) No echos at all C) Echo Location D) Echo Reverberation
A) hearing sensitivity B) wavelength C) amplitude D) frequency
A) 10 km/h B) 340 m/s C) 40 km/h D) 3 m/s
A) rock music concert B) intense road traffic C) calm classroom D) jet motor
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