Answer:
wavelength
Explanation:
The answer is Wavelength because the wavelength of a wave is the distance between a point on one wave and the same point on the next wave. The easiest way to find the wavelength of the wave is by choosing the Crest of one wave and find the distance of that point to the Crest of the next wave.
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The smallest unit of matter
Spent parts washer cleaning solutions are considered a special waste in Illinois because they may be a hazardous waste and are an industrial process waste. Spent solvents are almost always a hazardous waste.
Lavoisier organized a list of the known
elements of his day as four categories.
Newlands was the first to organize the
elements and show that properties repeated in a periodic way. Mendeleev and Meyer proposed periodic tables showing a relationship between atomic mass and elemental properties. Moseley organized the elements by atomic number instead of atomic mass.