Units Of Measurment Flashcards

0
Q

Avogadro’s number

A

A unit of relative quantity equal to the number of atoms or molecules per mole of a substance. 6.0221415 x10^23

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1
Q

Ampere

A

A measure of electrical current

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2
Q

Avoirdupois

A

Fancy name for the weight scale based on a pound containing 16 ounces

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3
Q

Bakers dozen

A

13 units

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4
Q

Barrel

A

A measure of liquid volume equalling 31.5 gallons.
Half a “hogsheads”
Quarter of a “butt”

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5
Q

Beaufort

A

A scale used for measuring wind speed. Hurricanes

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6
Q

Bit

A

The smallest unit of information used in a computer.

Equal to one-eighth of a byte

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7
Q

Bolt

A

A large roll of cloth

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8
Q

Bucket

A

2 pecks or 16 quarts

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9
Q

Bushel

A

2 buckets or
4 pecks
32 quarts

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10
Q

Butt

A

2 hogsheads
4 barrels
126 gallons liquid

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11
Q

Byte

A

A unit of measurement used in computers equaling 8 bits

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12
Q

Caliber

A

A measure of the diameter of a bullet or shell

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13
Q

Carat

A

A jewelers measure of weight or clarity

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14
Q

Celsius

A

Places the freezing point of water at 0 and the boiling point at 100

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15
Q

Coulomb

A

A measure of electrical charge

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16
Q

Cord

A

A quantity of logs measuring 128 cubic feet

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17
Q

Cubit

A

An ancient unit if length equal to about 18 inches

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18
Q

Curie

A

A unit of radioactivity

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19
Q

Decibel

A

Measuring sound

20
Q

Dram

A

1/16 of an ounce

21
Q

Elite

A

A unit or type of measurement

22
Q

Fahrenheit

A

Measure of temperature scale that places water freezing at 32 and boiling at 212

23
Q

Fathom

A

A measure of water depth at 6 feet

24
Q

Flagon

A

A traditional unit of liquid measurement equal to 1 gallon

25
Q

Furlong

A

Unit of distance equal to 220 yard or one-eighth mile

26
Q

Gill

A

4 ounces (liquid)

27
Q

Grain

A

1/7,000 of a pound

28
Q

Hectare

A

A unit of land equal to 2.47 acres

29
Q

Hertz

A

Measure of frequency

30
Q

Hogsheads

A

2 barrels or 1/2 a butt

31
Q

Joule

A

A quantity of energy

32
Q

Kelvin

A

A temperature scale that sets absolute zero

33
Q

Knot

A

A measure of speed on the sea

34
Q

League

A

A unit of distance used nautically equalling 3 miles

35
Q

Ohm

A

A measure of electrical resistance

36
Q

Peck

A

8 quarts or one more quarter of a bushel

37
Q

PH

A

A scale that measures whether a substance is acid or base.

38
Q

Pica

A

A unit of measurement

39
Q

Quintal

A

A unit of weight equals to 100 kilograms

40
Q

Richter

A

A logarithmic scale that measures tremors and earthquakes

41
Q

Rod

A

16.5 feet or 5.5 yard

42
Q

Saffir-Simpson

A

A scale that measures the intensity of an earthquake.

43
Q

Score

A

A traditional unit of quantity equal to 20

44
Q

Stone

A

A unit of weight equal to 14 pounds or 6.4 kilograms

45
Q

Troy

A

A weight scale in which a pound only contains 12 ounces

46
Q

Volt

A

A unit of electrical output

47
Q

Watt

A

A measurement of power