Env Sci Ch 2

collection and classification of data

an atomic model made of plastic balls (nucleus) surrounded by smaller plastic balls (electrons)

In a scientific investigation, the size of the sample population should be large enough to

principles or standards considered to be important

when it is not possible to conduct an experiment, scientists test their predictions by

A systematic process for making decisions

A plot of the wingspans of a population of warblers following a bell curve

one or more equations that represent the way system or process works

a logical statement about what will happen in an experiment

procedure designed to test a hypothesis

An essential feature of every good experiment is that it should

information gathered during an experiment

Scientific habit of mind that drives scientists to observe and experiment

One of the key habits of mind of scientists is ________, allowing scientists to expand the boundary of what we know.

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

in an experiment, that which does not receive the experimental treatment

Which of the following is a possible short-term consequence of creating a nature preserve?

the probability of an unwanted outcome

A hypothesis can be made without having made observations

in environmental decision making listing positive and negative long and short-term consequences can help you to

what is the first step in environmental decision making

The factor of interest in an experiment

Information gathered by using the senses

consider what will add to our understanding of the natural world in making an environmental decision, you examine a ____

a three-dimensional model you can touch

when you examine a scientific value in making an environmental decision, you _______

physical models must be the same size as whatever they are meant to represent

principles or standards considered to be important

A hypothesis can be proven false

Experimental methods include which of the following steps?

what is not a description of a good hypothesis

observation, hypothesis, prediction, experiment and analyzing data are components of

A flow chart

the average wingspan of a warbler

Statistics are not used by scientists to

the maintenance of human communities, their values, and their traditions

A road map is an example of a