scientific measurements using laboratory tools Flashcards

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1
Q

mass

A

a measurement of inertia, commonly considered the amount of material contained by an object and causing it to have weight in a gravitational field

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2
Q

volume

A

amount of space something takes up

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3
Q

length

A

measurement of distance from end to end

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4
Q

SI Units

A

international system of units based on meters, kilograms, seconds, amperes, kelvin, candela, and mole. Commonly known as the metric system

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5
Q

what does ampere measure

A

electric current; A

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6
Q

what does mole measure

A

amount of substance; mol

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7
Q

what does candela measure

A

luminous intensity; cd

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8
Q

x width= 2m x 2m x 2m

A

8m3 (small 3)

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9
Q

what would you use to measure a large mass? kilograms or milligrams

A

kilograms

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10
Q

triple beam balance and electronic balance measure what?

A

Mass

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11
Q

volumetric flask is calibrated for a ________ volume as compared to _________

A

single; graduated cylinders

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12
Q

electromagnetic radiation can be used to measure what?

A

measure long distances

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13
Q

distance =(speed of sound) X time

A

the calculation for speed of sound

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14
Q

analytical balance measures what

A

sub-miligram amounts of a substance

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