Dimensional Analysis Flashcards
1 in
2.54 cm
1 ft
12 in
1 gal
3.788 L
1 cal
4.186 J
1 atm
101, 325 Pa
1 mi
5,280 ft
1 slug
14.59 kg
1 N
0.2248 lb
1 eV
1.602x10-¹⁹ J
1km
1000 m
1m
100 cm
10¹²
Tera (T)
10⁹
Giga (G)
10⁶
Mega (M)
10³
kilo (k)
10²
hecto (h)
10¹
deca (da)
1M
BASE UNIT
10-¹
deci (d)
10-²
centi (c)
10-³
milli (m)
10-⁶
micro (U)
10-⁹
nano (n)
10-¹²
pico (p)
made up of a number and a unit.
measurement
comprises units such as inch, mile, ounce, quarts, etc.
English or British System
constitutes units based on powers of 10
metric system
- the official system of measurement used throughout the world.
- built upon a set of seven metric units, which are called base units.
International System of Units (SI)
Physical Quantity:
- mass
- length
- time
- amount of substance
- temperature
- electric current
- luminous intensity
- kilogram (kg)
- meter (m)
- second (s)
- mole (mol)
- kelvin (K)
- ampere (A)
- candela (cd)
used to make a new unit larger or smaller than the base unit.
unit prefixes or metric prefixes
is a technique of converting between units.
dimensionsal analysis
an equation that shows the equivalent amounts of different units.
unit equality (conversion factor)
