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Duplicate of Duplicate of Scientific method
Duplicate of Duplicate of Scientific method
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StudBud Administration
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a review of the scientific method
Flashcards
30 cards
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Practice quiz
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Host live
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Questions
30
Answers
1
My hypothesis was proven correct. What is the name of this part of an experiment?
This is a procedure.
These are observations/data.
This is a conclusion.
This is a problem.
2
If your hypothesis is proven wrong, what should you do?
report your data accurately
stop answering your problem
Change your data to fit your hypothesis
Revise your hypothesis and/ or repeat your experiment
3
The ______ group does not get the tested change in an experiment and is used for comparison.
experimental
variable
control
4
How many variables can a controlled experiment have?
1
2
4
3
5
If she gives fertilizer, then her tomato plants grow bigger. What should be the independent?
fertilizer.
Plants grown with fertilizer.
The tomato plants are growing bigger.
Plants grown with just water.
6
If she gives fertilizer, then her tomato plants grow bigger. What should be the control?
Plants grown with just water.
Plants grown with fertilizer.
The tomato plants are growing bigger.
fertilizer.
7
The tomato plants were redder and 4.6 cm bigger than the control plants. This is a __
neither qualitative nor quantitative observation
quantitative observation
both qualitative and quantitative observation
qualitative observation
8
How would you set up an experiment to test if Hilde's fertilizer (HF) increases tomato size?
Make observations about your tomato plants.
Give 10 plants HF and 10 no HF, measure size of tomatoes.
Tomato plants need fertilizer to grow.
Give all plant HF and then measure the size of tomatoes.
9
The difference between a control group and an experimental group is called a ___?
design
variable
hypothesis
experiment
10
What do scientists do after they analyze their results?
Identify a problem
Inform other people
Observe and record data
Come to a conclusion
11
You can make a(n) ___ by using your 5 senses.
control
inference
experimental group
observation
12
As the pressure increases, the volume__
increases, then decreases
stays the same
decreases
increases
13
Does shampoo increase hair growth? What is the name of this part of an experiment?
This is a conclusion.
This is a problem.
This is a procedure.
These are observations/data.
14
If she gives fertilizer, then her tomato plants grow bigger. What should be the experimental?
fertilizer.
The tomato plants are growing bigger.
Plants grown with fertilizer.
Plants grown with just water.
15
A _____ is a statement that contains an If... then statement.
control
experimental
question
hypothesis
16
Fold down the wings of the airplane. What is the name of this part of an experiment?
These are observations/data.
This is a problem.
This is a conclusion.
This is a procedure.
17
Which shows the correct order of the scientific method?
Question, Research, Hypothesis, Experiment, Data, Conclusion
Question, Hypothesis, Experiment, Data, Research, Conclusion
Question, Research, Experiment, Data, Hypothesis, Conclusion
Question, Hypothesis, Research, Data, Experiment, Conclusion
18
At the end of an experiment, what should a scientist do?
Inform other people
Observe and record data
Identify a problem
start a new experiment
19
What is a statement that can be tested?
observation
hypothesis
inference
control
20
If she gives fertilizer, then her tomato plants grow bigger. What should be the dependent?
Plants grown with fertilizer.
Plants grown with just water.
fertilizer.
The tomato plants are growing bigger.
21
A student states that the graduated cylinder contains 150 mL of water. This statement is
hypothesis
prediction
inference
observation
22
What is the first step of the scientific method?
Come to a conclusion
record data
Inform other people
Identify a problem/ make an observation
23
If you discover new data about a theory that does not agree, what can happen to the old theory?
Theories become laws
Theories never change
The theory can be changed
The theory becomes a hypothesis
24
The tomato plants were redder than the control plants. This is a __
quantitative observation
both qualitative and quantitative observation
qualitative observation
neither qualitative nor quantitative observation
25
The __ is the part of the experiment that you change on purpose.
control
dependent variable
independent variable
constant
26
Which of the following is an appropriate title for a graph?
The average distance of the planes.
The effect of different paper on plane flight distance.
Airplane lab
Control vs experimental planes
27
Which statement is an inference?
Based on previous data, 10 hurricanes may occur next year.
A mineral sample shows a gray-black streak when tested.
A weather vane indicates the wind is coming from the west.
A thermometer shows that the air temperature is 56°F.
28
A source of error and suggestions for improvement would be found in the ___
observations/data
procedure
hypothesis
conclusion
29
The tomato plants were 4.6 cm bigger than the control plants. This is a __
both qualitative and quantitative observation
qualitative observation
neither qualitative nor quantitative observation
quantitative observation
30
The tomato plants were tastier than the control plants. This is a __
quantitative observation
qualitative observation
neither qualitative nor quantitative observation
both qualitative and quantitative observation
