Environmental Science Chapter 2

A conceptual model is a 3 step model to make decision about environmental issues.

In statistics, the group of individuals that are selected to represent the population

What characteristic of the experimental method does not belong?

Before you can make a decision using a decision-making model, what step must you take?

A conceptual model represents a way of thinking about

Reading scientific reports is an example of

By examining _____ scientists can test predictions for situations where it is unethical to use experiments.

The average temperature of a group of patients is

A testable idea/explanation that leads to experimentation is

The classification and collection of data that are in the form of numbers is called

A 3D model of a skeleton is an example of a ______ model

The group that does not receive the experimental treatment is the

Risk is the _____ of a negative outcome.

A 3-D model you can touch

A model that is a systematic process used to help make decisions about environmental science

In a scientific investigation, it is important that the number of objects being sampled be

The chance of something happening

In an experiment, the experimental group differs from the control group only in the variable being studied.

Information gathered during an experiment

A model using 1+ equations to represent how a system or process works

Why are mathematical models important?

In an experiment, the factor of interest is called the

Scientists form _____ hypotheses to answer questions.

The group that receives the experimental treatment

The chance that a tornado will occur in your town this year is an example of

Scientists ____ experiments to make sure the results are reliable and accurate.