Math Review and Units Flashcards by serena beirold | Brainscape

Q

1 cm = ? meter

A

1 cm = 10^-2 meters

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Q

1 millimeter (mm) = ? meter

A

1 mm = 10^-3 meters

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Q

1 micrometer =? meter

A

1 micrometer = 10^-6 meters

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Q

1 nanometer = ? meter

A

1 nm = 10^-9 meters

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Q

1 picometer = ? meter

A

1 pm = 10^-12 meters

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Q

1 femto second = ? meters

A

1 fsec = 10^-15 meters

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Q

1 km = ? meters

A

1 kilometer = 10³ meters

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Q

1 MHz = ? Hz

A

1 MHz = 10⁶ Hz

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Q

1 GHz = ? Hz

A

1 GHz = 10⁹ Hz

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Q

1 TeraHz = ? Hz

A

1 THz = 10¹² Hz

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Q

How many sig figs in 8200

A

2

No decimal, do not count zeros

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Q

How many sig figs in 8200. ?

A

4

with decimal, count zeros

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Q

How many sig figs in 0.0052?

A

2

Zeros after decimal do not count

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Q

How many sig figs in 0.430?

A

3

zeros after number after decimal do not count

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Q

How many sig figs in 4.321 x 10^-10?

A

4

all non zero numbers when in scientific notation

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