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Electromagnetic Spectrum Quiz. Begin Quiz. Crest and trough refer to what parts of a wave?. Answer. The crest is the highest point and the trough is the lowest point. Next Question. The distance from one point on a wave to the exact same spot on the next wave is called the ________. Answer.
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Electromagnetic Spectrum Quiz Begin Quiz
The crest is the highest point and the trough is the lowest point. Next Question
The distance from one point on a wave to the exact same spot on the next wave is called the ________. Answer
The distance from one point on a wave to the exact same spot on the next wave is called the wavelength. Next Question
As the wavelength increases the frequency decreases. Next Question
Name the 7 types of waves in the electromagnetic spectrum. Answer
microwaves, radio waves, gamma waves, visible waves, ultraviolet waves, infrared waves, x-rays Next Question
Name one use for each of the seven types of electromagnetic waves. Answer
microwaves - cooking food radio waves - radio and television gamma waves - medical treatments visible waves - light bulbs ultraviolet waves - suntans infrared waves - security systems x-rays - check for broken bones Next Question
When you see your image in a mirror or the water of a lake, you are seeing waves being sent back to you as a ______. Answer
When you see your image in a mirror or the water of a lake, you are seeing waves being sent back to you as a reflection. Next Question
_______ is the bending of light rays as they move from one kind of medium to another (air to water). Answer
Refraction is the bending of light rays as they move from one kind of medium to another (air to water). Next Question
The bending of waves around an obstacle is called ________. Answer
The bending of waves around an obstacle is called diffraction. Next Question
_______ is the change in wavelength by the movement of the wave source. Next Question
The Doppler Effect is the change in wavelength by the movement of the wave source. Answer
A wave has a wavelength of 4 cm. Twenty waves pass a certain point in 5 seconds. What is the frequency? Answer
Frequency = waves/time Frequency = 20/5 Frequency = 4 waves/sec. End Quiz
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