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Scientific Method
Scientific Method
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Answers
1
What might cause a theory to change over time?
new laws passed by the government
changes in public opinion
new but untestable ideas
Discovery of new evidence
2
Evidence consists of
figures, numbers, data, and logic
guessing
macaroni and cheese
estimating
3
A conclusion is
never possible
a reasonable explanation
something you do in the beginning of the scientific method
a guess
4
A prediction is
never necessary
a fact
a guess
a scientific law
5
To infer you use
opinions of others
prior knowledge
a roll of the dice
6
To repeat an observation
evidence
conclusion
trial
hypothesis
7
what's the difference between a hypothesis and a theory
Theories have been confirmed through tests; hypothesis haven't
Hypothesis can't be proven; theories can
"theory" is another word for "fact;""hypothesis" is another word for"guess"
there is no difference, hypothesis an theories are the same
8
To identify problems and successes is to
dismiss
measure data
critique
not okay
9
A conclusion is
a guess
a reasonable explanation
not possible in science
a trial
10
Collecting data is an essential part of the scientific inquiry
False
True
11
Which of these is true about a scientific theory?
It has been tested many times
It is the exact same thing as a scientific law
There is very little evidence to support it
scientists do not need to test it anymore
12
Direct evidence
only for police use
is something you can see and measure
can be estimated and guessed
is not important
13
What happens if you test your hypothesis multiple times and your data doesn't support your prediction?
Change the data to support your prediction
Through your work in the garbage
Run the experiment until you get the results you want
Re-think your hypothesis
14
Is "a plant needs at least 5 hours of daylight each day to grow" an example of a testable question?
False
True
15
"Pizza is delicious" is an example of a testable questions
False
True
16
An educated guess that can be tested is
a hypothesis
theory
speculation
17
Select the correctly written hypothesis
What amount of sunlight makes a daisy grow best?
How long can milk be left out of the fridge before it spoils?
Does Popeyes or Chik-Fil-a have the best chicken sandwhich?
none of these is a correctly written hypothesis
18
If you were running an experiment to determine the temp at which beans sprout the fastest, what would be the variable?
All bean plants love sunlight
the amount of water you give the beans
temperature of each bean
the number of beans you plant
19
Evidence can be recorded in a table
False
True
20
What must you do before you make a hypothesis?
Grab a bite to eat
Run an experiment
Make observations
Draw conclusions
21
If something is expected to happen it is
wishy washy
unreliable
magic
logical
22
To repeat an observation
trial
chart
hypothesis
evidence
23
The steps of an investigation
hypothesis
inference
conclusion
procedure
24
Evaluate is the same as
dreaming
comparing
writing
25
Place the following steps in sequence: A) Recognizing a problem; B) Testing a hypothesis; C) Drawing inference
A,B,C
A,B,C,D,E,F,G
A,C,B
B,C,A
26
Something that can change in an experiment
constant
variable
27
What is a synonym for analytic?
Probable
observation
Logical
Incoherent
28
Collecting data is an essential part of the science inquiry
False
True
29
to analyze is
to estimate
to avoid
to procrastinate
to look at closely
30
What is a synonym for consistent?
observation
testable
unchanging
perfect
