1) What is the basic motion of a wave? a) A pattern of up and down motion. b) There is no particular pattern. c) There is no motion. d) A pattern of zig zags. 2) True or false: Waves carry energy. a) True b) False 3) What is another name for the measured height of a wave? a) Wavelength b) Crest c) Trough d) Amplitude 4) This device allows us to observe the properties of a wave. a) Microscope b) Speaker c) Oscilloscope d) Microphone 5) What does it mean when an object on a wave has no net motion. a) The object moves up/down/back/forth and travels along the wave.  b) The object may move up/down/back/forth but does not travel along the wave.   c) The object does not move up/down/back/forth and travels along the wave. d) The object does not travel along the wave. 6) Energy is...  a) The distance from crest to crest. b) The ability to measure wavelength and frequency. c) The distance from equilibrium to the crest or trough. d) The ability to do work. 7) Net motion is... a) The distance from trough to trough. b) The average change in position of an object over time. c) The distance from equilibrium to the crest or trough. d) The ability to do work. 8) How do you find the wavelength of a wave? a) With a magnifying glass. b) With a scale. c) Measuring distance from start/finish, crest/crest, or trough/trough. d) With a telescope. 9) Frequency is...  a) The number of cycles (wavelengths) per second of time. b) How loud a soundwave is. c) The distance from the equilibrium to the crest/trough. d) The distance from crest/crest, trough/trough, or start/finish 10) What type of communication device was the Morse code invented for? a) The telegraph b) The lightbulb c) The telephone d) The computer 11) How are text messages sent? a) Exactly as they are written through the wifi. b) Through binary code. c) Through morse code. d) Through sound waves. 12) Which part of the wave is indicated by the blue line? a) Crest b) Amplitude c) Trough d) Wavelength  13) Which part of the wave is indicated by the blue line? a) Crest b) Amplitude c) Trough d) Wavelength 14) Which part of the wave is indicated by the arrow? a) Crest b) Amplitude c) Trough d) Wavelength 15) Which part of the wave is indicated by the arrow? a) Crest b) Amplitude c) Trough d) Wavelength  16) True or False: A flashlight is a tool that can be used to communicate with binary code. a) True b) False 17) A drum is a tool that can be used to communicate with Morse code. a) True b) False

Waves Review

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