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One nautical mile is equal to 1.15 statute miles. Why are nautical miles used? (20 points)

	It's just an old standard that's used because it's always been used
	Nautical miles adjust for the fact that the vessel is traveling through a fluid.
	A nautical mile corresponds to one minute of latitude
	The cost of re-instrumenting old vessels is prohibitive
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written by SteveD503 • topics: math block unblock • oceanography block unblock • science block unblock • historical science block unblock • SI Units block unblock and 3 more »

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Which of the following is an SI unit? (40 points)

	Volt
	Gram
	Candela
	Celsius
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written by SteveD503 • topics: SI Units block unblock • science block unblock

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Which of the following is the best definition of a meter? (40 points)

	The length of a pendulum with a period of 2 seconds.
	3 feet.
	1/100th the length of a football field.
	The cube root of the volume of 1kg of liquid water.
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written by Charles • topics: science block unblock • measurements block unblock • SI Units block unblock • units block unblock • chemistry block unblock

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What is the current SI definition of the meter? (30 points)

	The length of the path traveled by light in vacuum during a time interval of 1/299792458 of a second.
	One ten millionth of the length of the earth's meridian along a quadrant.
	The length of a pendulum that swings with a "beat" of 1 second.
	The length of a pendulum that swings with a period of 2 seconds.
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written by Charles • topics: science block unblock • measurement block unblock • international standards block unblock • measurements block unblock • SI Units block unblock and 2 more » • units • chemistry

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