What is a scientific theory?

an idea about the world or how it works

Which of the following would be included in the term “environment”?

All living and nonliving things are part of the environment

What is the goal of environmental science?

to learn how our actions effect the enviroment

Which of these is a TRUE statement regarding the current world population and global ecological footprint?

The human population is generating an ecological debt.

Which of the following best illustrates sound science?

measuring wind velocities to determine cost-effectiveness in a region

What are ecosystem services?

Benefits obtained from an ecosystem provides by natural resources

Why is environmental science interdisciplinary?

Because it uses ideas from many subject areas

What is a Hypothesis?

a tentative explanation for observations or a phenomenon

Environmentalism is _____.

a social movement dedicated to protecting the natural world.

What is sustainable development ?

Development of the present without compromising the needs of the future

Earth's biocapacity or carrying capacity is.......

The maximum population size of a given organism that the Earth can sustain

When considering the global ecological footprint, a path to sustainability would be expected to...

decrease ecological debt and increase ecological reserves.

Which of the following best illustrates the sustainable use of a resource?

Huge windmills in TX able to capture 50% of wind energy in a region.

What are 3 dimensions of sustainability often described as the triple bottom line?

Economic property, environmental stewardship, social responsibility

An ecological footprint is...

the impact of a person or community on the environment.

What does it mean to make predictions?

think about what may happen next based on prior knowledge

All of the following are possible steps of scientific investigation EXCEPT for ________.

assumption of conclusions without prior experimentation or observation

Proof in science is always __________.

open to question or new evidence.

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SCI Unit 1/Ch. 1 Exam Review

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Questions 30

Answers

1
In your hypothesis, you predict the answer to the problem. T or F?
False
True
2
What is a scientific theory?
an idea that is definitely false
a test to prove or disprove an idea
proof that the world is a certain way
an idea about the world or how it works
3
How are fresh water and soil be classified as natural resources?
None of the above
Inexhaustible renewable
Exhaustible renewable
Nonrenewable
4
Which of the following would be included in the term “environment”?
All living and nonliving things are part of the environment
Human structures and urban centers
Nonliving structures, such as rivers or soil
Living organisms, such as animals and plants
5
What is the goal of environmental science?
to learn how life on earth is
to learn how our actions effect the enviroment
to learn how the sun and moon effect the earth
to learn the effect animals have on the planet
6
Which of these is a TRUE statement regarding the current world population and global ecological footprint?
Poorer nations with low growth rates, have greater ecological footprints.
Human population has an ecological footprint < global biocapacity.
The human population is generating an ecological reserve.
The human population is generating an ecological debt.
7
What's the first step of the scientific method?
ask a question
draw a hypothesis
make an observation
do a test
8
Which of the following best illustrates sound science?
selecting a source of energy based upon the maximum yield of tax dollars
measuring wind velocities to determine cost-effectiveness in a region
asking voters to determine if windmills can be placed in their community
lobbying government officials to increase drilling for offshore oil
9
What are ecosystem services?
The method of measuring ecosystem degradation
Services provided economic interest groups
Actions that lead to ecosystem enhancement
Benefits obtained from an ecosystem provides by natural resources
10
Why is environmental science interdisciplinary?
It's not really science
Because it uses ideas from many subject areas
Because is disciplines people
Because it is interesting
11
What is a Hypothesis?
Involves series of ordered steps
An answer
A question
a tentative explanation for observations or a phenomenon
12
Environmentalism is _____.
the study of how the world affects us, and vice versa.
the study of the natural world
a social movement dedicated to protecting the natural world.
an interdisciplinary field
13
What is sustainable development ?
Development of nuclear plants
Development that lasts
Development of the present without compromising the needs of the future
Continued growth and consumption perpetually
14
What is the projected ecological footprint in 2040 if we do not follow a path toward sustainability??
1.0
1.5
2.0
2.5
15
Earth's biocapacity or carrying capacity is.......
The total number of species on earth
The total amount of food produced each year
The maximum population size of a given organism that the Earth can sustain
The amount of greenhouse gases the atmosphere can absorb
16
How are humans impacting the loss of species within ecosystems, or biodiversity?
By altering or destroying habitat
By adding pollution to natural systems
By introducing non-native (invasive) species
All of these
17
When considering the global ecological footprint, a path to sustainability would be expected to...
increase both ecological debt and ecological reserves.
increase the overshoot of the global ecological footprint.
lead to drastic declines in quality of life worldwide.
decrease ecological debt and increase ecological reserves.
18
Which of the following best illustrates the sustainable use of a resource?
Coal mines in WV remove the tops of mountains to extract more coal.
Corps convert company automobiles from gasoline to cheaper natural gas.
Huge windmills in TX able to capture 50% of wind energy in a region.
Fishing industries use technology to remove > 90% of the fish in a region
19
What are 3 dimensions of sustainability often described as the triple bottom line?
Economic theory, cultural agendas, and global variety
Gov. standards, building codes, and building practices
Economic property, environmental stewardship, social responsibility
Energy and water efficiency, indoor environment quality
20
An ecological footprint is...
a measure of the earth's biological capacity.
a measure of a person's part in creating a sustainable environment.
the amount of wilderness available on the earth.
the impact of a person or community on the environment.
21
What does it mean to make predictions?
To undergo peer review
to repeat your experiment
think about what may happen next based on prior knowledge
Ask when, where, why, how, who, or other questoins
22
All of the following are possible steps of scientific investigation EXCEPT for ________.
the collection of scientific facts through observation and measurement
assumption of conclusions without prior experimentation or observation
development of observations and experiments to test the hypothesis
the development of 1 or more working hypotheses or models to explain facts
23
Which variable is graphed on the x-axis?
independent
control
dependent
24
Another term for testing your hypothesis
experiment
conclusion
observation
prediction
25
Which of the following is NOT a pillar of sustainability?
Energetic
Environmental
Social
Economic
26
As shown by this graph, the human population is experiencing _______________ growth.
geometric
logarithmic
logistic
exponential
27
Proof in science is always __________.
unchangeable.
open to question or new evidence.
firmly established.
beyond question.
28
What is the current human population?
7.8 billion
9 billion
7.5 billion
8 billion
29
Single biggest issue in Environmental Science
oil crisis
Asian carp
population
ebola
30
Rapid human population growth has led to environmental problems around the globe.
True
False

SCI Unit 1/Ch. 1 Exam Review Flashcards | StudBud