Ch.1 The Basics

unrelated relationship

no connection

direct relationship

as one increases so does the other

inverse relationship

as one increases the other decreases

proportional and related relationships

all proportional relationships are related, but not all relationships are proportional

related

connected, values change together, relationship may vary

proportional

constant, changes at the same rate, predictable

reciprocal

2 numbers multiply to equal 1, inverse relationship

length

distance cm, in, ft

area

squared measurement cm², in²

volume

cubed measurement cm³, mL, pint

1in - ?cm

2.54 cm

positive exponent

larger number

negative exponent

small number

2 components of scientific notation

number 1-10 and power of 10

metric system

giga (G), mega (M), kilo (k), hecto (h), deca (da), base unit, deci (d), centi (c), milli (m), micro (u), nano (n)

base unit for the metric system

m, L, g, s, hz

smaller units

move right

larger units

move left