1) All of the following terms can be used to describe waves: a) disruptions b) energy c) disturbances d) oscillations 2) Waves carry or transfer: a) matter b) energy c) water d) sound 3) Waves that travel through matter are called: a) mechanical b) electromagnetic 4) Waves that travel through space are called: a) mechanical b) electromagnetic 5) Examples of mechanical waves are all the following EXCEPT: a) infrared b) sound c) water d) seismic 6) Sound waves are caused by: a) radio waves b) frequency c) vibrating objects d) amplitude 7) Sound waves travel through air at ________________ speed than/as light. a) a much lower b) a much higher c) the same d) a varying 8) The frequency of sound waves create high and low - pitched sounds. High sounds have ____________ frequencies and low sounds have ___________ frequencies. a) high b) low c) medium d) same 9) Amplitude is how loud or soft sound is. The softer the sound, the ___________ the amplitude. a) higher b) medium c) lower d) same 10) Referencing the chart "Speed of sound in different materials, which material has the highest speed? a) air b) water c) steel d) aluminum 11) Examples of electromagnetic waves include all of the following EXCEPT: a) gamma rays b) radio waves c) sound waves d) microwaves 12) Waves do not transfer matter but energy. a) true b) false 13) Waves that move perpendicular are called: a) longitudinal waves b) transverse waves c) electromagnetic waves d) light waves 14) Waves that move parallel are called: a) longitudinal or compression waves b) transverse or rarefraction waves c) s - waves d) displacement waves 15) S- waves are also called: a) seismic p - waves b) transverse waves c) longitudinal waves d) electromagnetic waves 16) Frequency and the speed of light are the same thing. a) true b) false 17) Low frequency waves have _____________ wavelenghts. a) short b) long c) high d) low 18) The highest point of a wave that reaches above equilibrium is ___________. a) crest b) trough c) amplitude d) wavelength 19) The lowest point of a wave that reaches below equilibrium is: a) crest b) trough c) amplitude d) wavelength 20) Sound waves travel ___________ through denser material. a) slower b) at the same speed c) faster d) It depends on the materials used. 21) Light travel at a constant speed through empty space. a) true b) false 22) There is nothing that travels faster than the speed of light. a) true b) false 23) When waves strike a boundary between wo media and then bounces back into the medium from which it originated is reflection. An example of reflection is: a) students traveling through a slower medium that walk at a slower pace. b) light striking the surface of a lake c) light bulb being turned on in a dark room d) superposition of waves 24) The difference in constructive and destructive interference is: a) Constructive waves increase the displacement and destructive decreases the displacement. b) Constructive waves decrease the displacement and destructive increases the displacement. 25) What is the Doppler Effect? a) when a wave moves away from the observer b) a change in the frequency of a wave moving relative to an observer c) vibrations from a tuning fork d) an event that happens when an object moves 26) Examples of the Doppler effect are all the following EXCEPT: a) turning on a flashlight b) when objects move through water c) when the sound of sirens change as a police car passes by d) when light reflects back in the opposite direction 27) Examples of wave power created by water are all the following EXCEPT: a) ocean surface waves (created by the wind) b) tidal waves c) a speed boat travelling across water d) floating devices that trap and store energy 28) "Resonate" means the same as: a) vibrate b) amplitude c) frequency d) pitch

Stemscopedia: Waves

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