Ch2 Tools of Environmental Science

When you examine a scientific value in making an environmental decision, you _____________.

In a population, characteristics such as size will often be clustered around the

the probability of an unwanted outcome

information gathered during an experiment

Statistics are NOT used by scientists to ____________.

3-D model you can touch

collection and classification of data

A logical statement about what will happen in an experiment

An essential feature of every good experiment is that it should _______________.

What will add to our understanding of the natural world in making an environmental decision: __

When it is NOT possible to conduct an experiment, scientists test their predictions by ______.

Science is a process that progresses mainly by the experimental method.

verbal or graphical explanation for how a system works or is organized

procedure designed to test a hypothesis

the size of a sample population should be large enough to _____________

Good scientists are curious, creative, honest, skeptical, and open to new ideas.

What is the first step in an environmental decision-making model?

The chance of a negative outcome happening is

The experimental method includes the following steps:

A road map is an example of a _________________

the group in an experiment that does not receive the experimental treatment

Which is NOT a description of a good hypothesis?

principles or standards that you consider to be important

___________ allows scientists to expand the boundaries of what we know.

The group in an experiment that receives the experimental treatment