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pre reading 1 - Coggle Diagram
pre reading 1
prefixes for unit of measurement
Kilo = 10^3
Mega = 10^6
Giga = 10^9
Tera = 10^12
Peta = 10^15
Milli = 10^-3
Micro = 10^-6
Nano = 10^-9
Pico = 10^-12
measurement
basic units
length = meters(m)
time = second (s)
temperature = kelvin (k)
electric current (I) = ampere (A)
mass = kilogram (kg)
amount of substance (N) = mole
derived units
area = m^2
speed = m/s
acceleration = m/s^2
what are vectors?
quantities
magnitude
direction
how to represent vector?
vector notation
scalars
only magnitude