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HISTORY 101 ENVIRONMENTAL SCIENCE QUESTIONS & ANSWERS | 2022 UPDATE 100% CORRECT $14.49   Add to cart

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HISTORY 101 ENVIRONMENTAL SCIENCE QUESTIONS & ANSWERS | 2022 UPDATE 100% CORRECT

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Which of the following is the correct order for the steps of scientific inquiry? d. observe, question, hypothesize, experiment, analyze, formulate a conclusion  A dependent variable is b. manipulated by changes to the independent variable.  A scientific theory _______. d....

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  • January 19, 2022
  • 414
  • 2021/2022
  • Exam (elaborations)
  • Questions & answers
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Which of the following is the correct order for the steps of scientific inquiry?
d.
observe, question, hypothesize, experiment, analyze, formulate a conclusion

A dependent variable is
b.
manipulated by changes to the independent variable.

A scientific theory _______.
d.
is an explanation for a set of events

Which of the following is an observation and not an inference?
c.
Bubbles form when two chemicals are mixed together.

Scientific experiments are specially designed to test explanations for an observed phenomenon.
A student decides to conduct an experiment to determine the effect that the amount of time
spent in the sunlight has on the overall growth of a plant. The student will conduct the
experiment using two identical plants that will only spend different amounts of time in the
sunlight. All other aspects needed for growth will remain identical for each. In the experiment
described, what would the amount of water given to each plant be considered?
d.
a control

Scientific questions must be _______.
d.
testable

A student conducts an experiment to determine how the amount of water given to a plant affects
its growth.

What is the independent variable for this experiment?
a.
the amount of water

Scientific experiments must be able to be repeated by multiple scientists to verify the results that
are obtained. Which of the following is an example of a scientific question that could be used to
create an easily reproducible experiment?
d.
Does sugar or salt have a greater effect on plant growth?

An inference _______.
a.
is a possible explanation for events using prior knowledge

Which of the following is an inference?
d.
A cup with steam coming from it will be hot to the touch.

Which step of scientific inquiry involves organizing and interpreting the data?

,b.
Analysis

What are the two categories of observations?
a.
qualitative and quantitative

A student conducts an experiment to determine how the amount of water given to a plant affects
its growth.

Which of the following is not a control for this experiment?
c.
the amount of water

An experiment looking at structures smaller than a cell would most likely employ a _______.
b.
transmission electron microscope

Which of the following pieces of laboratory equipment is not directly used to make
measurements?
a.
test tube

A balance is best used to measure a sample's _______.
c.
mass

Which of the following is the best explanation for why it is important to follow lab safety
guidelines?
b.
Following laboratory safety guidelines minimizes the chance of lab accidents.

Which of the following pieces of lab equipment is used to protect eyes?
d.
goggles

Julia notices that the "check engine" light comes on while driving her car on days with
temperatures of over 100 degrees. What could be a plausible explanation for this?
b.
Her engine overheats when the temperature outside is over 100 degrees.

It is rare to prove a hypothesis as incorrect through experimentation.
True

Which of the following would not be a contributing factor to the life span of goldfish in a
backyard pond?
b.
the size of the goldfish

During the summer, after a big storm blows through, David notices leaks from his air conditioner.
Which of the following is the best explanation of the contributing factor for this problem?

,a.
The storm damaged the air conditioner.

A valid hypothesis must be testable.
True

Which of the following is not an example of critical thinking?
c.
implementing the first solution to a problem identified

The scientific method is one application of critical thinking.
True

Which of the following is not one of the guidelines for brainstorming?
c.
striving for quality

Why is it important to apply critical thinking to spam e-mail?
d.
all of the above

The critical evaluation of websites allows users to identify _______.
d.
websites containing false or misleading information

The scientific method helps scientists avoid injecting which of the following into their
experiments?
d.
bias

Which of the following is not a step in evaluating the reliability of a website?
d.
all of the above are steps in evaluating a website's reliability

Which of the following is not true concerning Internet websites?
b.
They have an editorial process to correct inaccurate information.

Factual information can be presented with bias.
True

Identifying the single solution to a situation or problem is a crucial element of critical thinking.
False

Vague terms are often used in advertising because they can have more than one meaning.
True

To evaluate the observations you make, you must use ____.
b.
critical thinking


, If there are many explanations for results, a more specific test should be devised.
True

What principle of science caused Galileo to not discard his erroneous theory of the tides?
d.
Keeping an open mind

Scientists must be impartial and not base their conclusions on ____.
a.
opinions

It is best to wait until the end of the experiment to record your observations.
False

Why is it important to carefully evaluate promotional claims?
c.
it can be difficult to verify how promotional claims are tested

What important skill enabled Galileo to interpret the results of his experiments?
c.
Critical thinking

Product information from laboratories paid by the company selling the product should be
critically examined.
True

____ materials are designed to get you to buy a product or service.
d.
Advertising

Spam e-mail is best described as _______.
a.
unsolicited messages from unknown individuals trying to solicit money or information

Which of the following steps is important to critical thinking?
b.
utilizing facts

Scientific theories are subject to change.
True

What is the difference between the question and hypothesis steps in scientific inquiry?
a.
The question step provides the question to be studied, while the hypothesis step provides a
proposed answer to the question.

When conducting scientific research or experimentation, researchers carefully analyze and
evaluate results to determine a valid conclusion. A scientist conducts an experiment to
determine how different brands of fish food affect tropical fish growth. The scientist determines
that all of their fish grow better when fed a specific brand of fish food. Why would it be important
to question the results of this experiment?

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