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A wave is a _ and _ disturbance that transports energy from a source to a receiver without the actual transfer of _ . The _ waves have the most _ while the _ waves are the _ energetic. The family of electromagnetic waves arranged according to wavelength is called the _ . The number of waves that pass by a fixed point in a given time is the _ . Waves that have a higher frequency than visible light waves include _ ,_ , and _. While waves with lower frequencies than visible light include _ , _ and _ .

Use these words to fill in the blank: microwave, least, infrared, material, gamma, electromagnetic spectrum, X-ray, shortest, frequency, radio, rising, energy, longest, falling, UV rays,