Environmental Science (Chapter 2)

Question 1

Which is a positive long-term effect of forming a preserve for an endangered species to breed?

Accepted Answer

The population of the endangered species will increase

Question 2

When deciding whether or not to build a dam, you are considering an economic value when you ask

Accepted Answer

How many jobs will building the dam generate?

Question 3

Equation representing how a process works

Accepted Answer

Mathematical Model

Question 4

Association used to study a subject when using an experiment is impossible or unethical.

Accepted Answer

Correlation

Question 5

Which model is particularly useful in scientific cases with many variables?

Accepted Answer

Mathematical Model

Question 6

What essential characteristic does a good experiment have?

Accepted Answer

Both B and C

Question 7

Which of the following shows causation?

Accepted Answer

Studying and getting an A on your test.

Question 8

Procedure to test a hypothesis

Accepted Answer

Experiment

Question 9

The average mass of a wold in a pack of wolves is an example of

Accepted Answer

mean

Question 10

Which of the following models would you use to predict the weather? (like on the news)

Accepted Answer

Mathematical Model

Question 11

Three-dimensional representation you can touch

Accepted Answer

Physical Model

Question 12

When studying a system, a conceptual model can help scientists understand:

Accepted Answer

Both A and B

Question 13

A flow chart

Accepted Answer

Conceptual Model

Question 14

If you consider what will protect our natural resources, you are examining a

Accepted Answer

Environmental value

Question 15

When you consider whether or not people will benefit financially from a national park you are:

Accepted Answer

Exploring consequences

Question 16

Principles or standards we consider important.

Accepted Answer

Values

Question 17

Steps used by scientists to answer questions.

Accepted Answer

Experimental Method

Question 18

Logical statement about what will happen if a hypothesis is correct.

Accepted Answer

Prediction

Question 19

The chance of something happening.

Accepted Answer

Probability

Question 20

Scientists use statistics to:

Accepted Answer

All of the above

Question 21

Systematic process for making decisions

Accepted Answer

Decision-Making Model

Question 22

The final three steps of the experimental method in their correct order are:

Accepted Answer

draw conclusions, repeat experiment, communicate results

Question 23

Includes maps and charts.

Accepted Answer

Graphical Model

Question 24

What scientists use to test a prediction when they cannot use an experiment.

Accepted Answer

Correlation

Question 25

Information gathered by using sightm hearing, smell, and touch.

Accepted Answer

Observation

Question 26

Why are mathematical models important?

Accepted Answer

All of the above.

Question 27

Procedure for testing a hypothesis under controlled conditions.

Accepted Answer

Experiment

Question 28

More than a guess, a logical explanation

Accepted Answer

Hypothesis

Question 29

Risk is

Accepted Answer

the probability that something unwanted will happen

Question 30

A testable explanation for an observation.

Accepted Answer

Hypothesis

Question 31

The average mass of an elephant in a herd of elephants is an example of

Accepted Answer

mean

Question 32

Information gathered during an experiment.

Accepted Answer

Data

Question 33

Which of the following shows a correlation (not causation)?

Accepted Answer

Eating more calories and being more productive.

Question 34

The chance than an earthquake will occur in your town during the next year is an example of

Accepted Answer

Risk

Question 35

Probability of a outcome that is unwanted.

Accepted Answer

Risk

Question 36

Collection and Classification of data in the form of numbers.

Accepted Answer

Statistics

Question 37

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

Accepted Answer

all of the above

Question 38

Which is a positive short-term effect of forming a preserve area for an endangered species?

Accepted Answer

Habitat destruction is immediately slowed.

Question 39

When you ask, "Will it help our water resources?" you are considering a(n):

Accepted Answer

Environmental value

Question 40

A good hypothesis is more than a guess because it

Accepted Answer

both B and C

Question 41

Verbal or graphical explanation for how a system works.

Accepted Answer

Conceptual Model

Question 42

Logical statement about what will happen

Accepted Answer

Prediction

Question 43

The first three steps of the experimental method in their correct order are:

Accepted Answer

Observe, hypothesize (& predict), experiment

Question 44

Which is a negative short-term effect of forming a preserve for an endangered species to breed?

Accepted Answer

Env controls are made less strict outside the preserve area

Question 45

A model of a dinosaur is an example of a

Accepted Answer

physical model

Environmental Science (Chapter 2)

Questions 45

Environmental Science (Chapter 2)

Questions 45