25 terms

mrdelemeesterTEACHER

metric prefixes, units and questions
http://physics.nist.gov/cuu/pdf/sp811.pdf

meter, liter and gram

the three base units in the SI system

meter

the metric base for length

(m)

(m)

liter

the metric base for volume

(L)

(L)

gram

the metric base for mass

(g)

(g)

kilo-

prefix for 1000

Abbreviation k

Abbreviation k

hecto-

prefix for 100

Abbreviation h

Abbreviation h

deca-

prefix for 10

Abbreviation da

Abbreviation da

deci-

prefix for .1 or 1/10

Abbreviation d

Abbreviation d

centi-

prefix for .01 or 1/100

Abbreviation c

Abbreviation c

milli-

prefix for .001 or 1/1000

Abbreviation m

Abbreviation m

one liter

A little more than a quart

1 kilogram

Equals 1000 grams, a little more than 2 pounds

1 kilometer

equals 1000 meters, a little more than 1/2 mile.

1000

"kilo" means how many times it's base?

.001

"milli" means how many times it's base?

meter

what is the base for length?

liter

The metric base for volume?

gram

what is the base for mass?

SI System

international system of units based on the metric system and units derived from the metric system

Random Error

An error that does not occur in any regular predictable pattern

Systematic Error

An error that occurs repeatedly because of an error in training or a problem with the procedure or tool

Accurate

A measurement which is close to the true value

Precise

Repeated measurements which are the same each time

NIST SI Prefixes

The National Institute of Standards and Technology

https://physics.nist.gov/cuu/Units/units.html

https://physics.nist.gov/cuu/Units/units.html

k, h, da, base, d, c, m

list the metric prefixes in order from largest to smallest