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....
which of the following is the correct order for the steps of scientific inquiry d observe
formulate a conclusion a dependent variable is b manipulat
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Voorbeeld van de inhoud
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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