scientific methods Flashcards
Scientific methods
a method of procedure that has characterized natural science since the 17th century,
Hypothesis
a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
Controlled experiment
The definition of a control experiment is a test where the person conducting the test only changes one variable at a time in order to isolate the results.
Variable
not consistent or having a fixed pattern;
Control group
the group that does NOT receive the treatment in an experiment.
Experimental group
the group that DOES receive the treatment in an experiment.
step one of the scientific method
ask a question
step two of the scientific method
make a hypothesis
step three of the scientific method
conduced an exsperiment
steep four of the scientific method
report results
steep five of the scientific method
analyze information
steep six of the scientific method
collect data
Meter
in names of measuring instruments.
Liter
a metric unit of capacity, formerly defined as the volume of 1 kilogram of water under standard conditions, now equal to 1,000 cubic centimeters
Gram
a metric unit of mass equal to one thousandth of a kilogram
