Measuring Basics Flashcards
SI
international system
metric system
based on the powers of 10
units
an indicator of the type of measurement being used
quantity
amount of something
prefixes
the beginning of a word
milli
1000 (10-3) thousandth
centi
100 (10-2) hundreth
kilo
1000 (10+3) thousand
direct measurement
measuring directly
standard
average
indirect measurement
doing math to get a measurement
derived measurement
doing math to get a measurement
length unit?
meter
mass unit?
gram
temperature unit?
degrees celsius
time unit?
seconds
length tool
meter stick, ruler
mass tool
balance/scale
temperature tool
thermometer
time tool
stopwatch
volume unit?
cubic centimeter, liter
density unit?
g/ml, g/cm squared
volume tool
meter stick, graduated cylinder
density tool
balance, graduated cylinder, meter stick
length
distance between 2 points
mass
the amount of matter in an object
temperature
how hot or cold
time
interval between 2 events
volume
amount of space taken by an object
density
amount of matter in a given amount of space
direct or indirect? length
direct
direct or indirect? mass
direct
direct or indirect? temperature
direct
direct or indirect? time
direct
direct or indirect? volume of a solid
indirect
direct or indirect? volume of a liquid
direct
direct or indirect? density
indirect
base unit
standard units
base unit examples
meters, grams, liters