What 2 things must a hypothesis be in order to go forward with a study?
What is testable and potentially falsifiable.
100
Give a one-word answer to describe the difference between an observational study and an experiment.
What is manipulation.
100
Amount of sunscreen put on.
Degree of sunburn.
What is IV, DV.
100
A process used to generate scientific knowledge is:
What is the scientific method.
200
The second step to the scientific method is:
What is formulating a hypothesis.
200
A hypothesis can either be ___________ or ____________ based on your results.
What is supported, rejected.
200
In the control group, the independent variable is ___________, while in the experimental group the independent variable is _____________.
What is held constant, manipulated.
200
Average body temperature.
Time a snake spends in the Sun.
What is DV, IV.
200
Observations must be ___________ in order to formulate a hypothesis.
What is reproducible.
300
The third step of the scientific method is:
What is making predictions based on your hypothesis.
300
A hypothesis is the _____ of an "If...then" statement.
What is "if."
300
Two or more variables behaving in an interrelated manner indicates a potential __________.
What is correlation
300
Number of coral polyps in the ocean.
Number of parrotfish in the ocean.
What is both.
300
A set of constant conditions must be maintained in the _____________ during an experiment.
a) experimental group
b) control group
c) experimental and control group
d) no constants are necessary in an experiment
What is c).
400
The fourth step of the scientific method is:
What is performing an observational study or experiment.
400
A hypothesis is defined as
What is an informed, logical and plausible explanation for our observations.
400
The ___________ variable is manipulated in order to test its effect on the ____________ variable.
What is independent, dependent.
400
Time spent lifting weights.
Amount of muscle mass.
What is IV, DV.
400
Scientific thinking relies on:
What is logic, objectivity, evidence over speculation, reporting the whole truth.
500
The fifth step of the scientific method is:
What is collecting and analyzing data.
500
When a hypothesis is supported over and over through diverse testing, we call this body of evidence a(n):
What is theory.
500
Variables left unaccounted for in a study that may produce false correlations between the independent and dependent variables are called ___________.
What is confounding variable.
500
Height of reeds above the water.
Position of Sun in the sky.
What is DV, IV.
500
This woman led the first and most important to-date research on chimpanzees in Gombe in the 1950s.