8/18/25
1
Hypotheses vs.
Theories vs.
Laws
Scientific Hypotheses
•A hypoth esis is a
•Demonstrates the _______________ between two variables
(__________________________) and ______________________
of this relationshi p
•Writt en __________ exper imentation an d must be ________ and
_______________
•May be shown to be ____________________________________
(we say it is ______________).
Components of a Strong Hypothesis
•Independent Vari abl e:
•Dependent Var iab le:
•
•Tes t a bi l i t y:
•Specificity:
Hypothesis Format
•Format:
•Example:
testableexplanation
for an observation
independentthe Icf predicts
theresults
measu speitic
REJE fbythe resultsof
Ipherment
Thefactor you change
The results
Year Relationship between variables
canbe provenfalse
Preciseand measurableterms
If (independent variable) affects (dependent"
variable), then (prediction).
If plants receive more sunlight, then they
will grow"
taller because light energy drives
photosynthesis""
