WorksheetsEnvironmental Ch 2 Prep
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What essential characteristic does a good experiment have?
a)
control group is given the experimental treatment.
b)
A control is used.
c)
A single variable is tested
d)
Both 2 and 3 are correct
2.
The average mass of a wolf in a pack of wolves is an example of
a)
mean
b)
sample size
c)
statistical population
d)
distribution
3.
Before you can make a decision using a decision-making model, what step must you take?
a)
Gather information.
b)
Explore the consequences of each option.
c)
Consider which values apply to the issue
d)
All of the above
4.
What does the decision making model look like
a)
Gather information, consider values, explore consequences, make a decision
b)
observe, experiment, collect data, draw conclusion
c)
think, discuss, hypothesize, make a decision
5.
A good hypothesis is more than a guess because it
a)
makes logical sense
b)
is based on intuition
c)
both a and b
d)
states what is likely to happen
6.
Which variable can be manipulated by the experimenter?
a)
independent
b)
dependent
c)
control
7.
Which variable changes in response to manipulations made by the experimenter
a)
independent
b)
dependent
c)
control
8.
Which variable receives no treatment by the experimenter
a)
independent
b)
dependent
c)
control
9.
Correlations help scientists test predictions
a)
when they can't find information on line
b)
when they cannot run an experiment
c)
when they do not know what else to do
10.
If you consider what will protect our natural resources when making an environmental decision, you are examining a(n) value
a)
scientific
b)
ethical
c)
aesthetic
d)
environmental
100 %
