chapter 0 Flashcards
scientific method
a planned, organized, approach, to solving a problem
first step
identify a problem
second step
research
third step
form a hypothesis
fourth step
design an experiment
what will good scientific experiment have
1 variable
independent variable
a factor that is being manipulated bu the experimenter ( isn’t changed by the variable being measured)
dependent variable
(responding variable) factor that can change if the independent variable is changed ( the factor you are measuring )
constants
factors that DO NOT CHANGE during the experiment
control or control group
used in an experiment to show that the results of an experiment are actually a result of the condition being tested ( what you are comparing )
system of measurement that is used world wide
SI
Kilo
1,000
hecto
100
deca
10
base unit
1
deci
1/10
penta
1/100
mili
1/1000
what does the prime meridian do
cuts the earth into the easter and western hemisphere
what do maps have
scales
what does the equator do
cuts the earth into the northern and southern hemisphere
latitude lines
horizontal and measure north or south of the equator 0-90 degrees
what happens to latitude when it increases
temperature decreases
longitude lines
vertical, measure distance from east to west and 0-180 degrees
longitude lines meet where
poles and are curved
