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Measurement Mania

Question: Which of these countries does not use the metric system of measurement?
Answer: Myanmar (Burma) is one of three countries not to use the metric system. The others are Liberia and the United States.
Question: Which of these is used to measure sound?
Answer: A decibel is one-tenth (deci-) of a bel, a logarithmic unit of measurement to describe the relative strength of a sound.
Question: From what part to what part of a wave does wavelength measure?
Answer: Wavelength measures the distance from crest to crest of a set of waves.
Question: A meter is:
Answer: A meter is formally defined as the distance light travels in a vacuum in 1/299,792,458 of a second.
Question: How many pounds are there in a short ton?
Answer: There are 2,000 pounds in a short ton.
Question: How many grams are in a pound?
Answer: There are 454 grams in a pound. A kilogram is 2.2 pounds.