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Grade 9 Scientific Method Review Flashcards | StudBud
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Grade 9 Scientific Method Review
Grade 9 Scientific Method Review
20 terms
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#grade8 #science
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Does pipe material affect the temperature of flowing water? What is the dependent variable?
Pipe material
Water temperature
Diameter of the pipe
2
Why do scientists collect data during an observation or investigation?
To do math
To make a graph
To answer a question about the world
For the science fair
3
The variable that is kept the same through the experiment is called a(n) _____.
Controlled Variable
Dependent Variable
Hypothesis
Independent Variable
4
Making an interpretation from an observation is called a(n) _____.
Controlled Variable
Inference
Hypothesis
Experiment
5
The final summary of the data and results is/are called a(n) _____.
Inference
Conclusion
Experiment
Hypothesis
6
What skill is a scientist using when she listens to the sounds that birds make?
Interpreting data
Making observations
Forming a hypothesis
Drawing conclusions
7
An educated guess or statement about what is going to happen is called a(n) _____.
Problem
Controlled Variable
Hypothesis
Observation
8
If I put on stronger sunscreen, then I will burn less. What is the dependent variable?
Strength of sunscreen
Severity of sunburn
Time spent in the sunlight
9
If I floss more, then I will have fewer cavities. What is the independent variable?
Number of cavities
Type of floss
Amount of flossing
10
If I put my batteries in the fridge, they will last longer. What is the control group?
Batteries in the oven getting warm
Batteries in the fridge getting cold
Batteries on the countertop at room temperature
11
The question that is being tested is called a(n) _____.
Experiment
Hypothesis
Problem
Data/Results
12
If I increase my vitamin C intake, then I will have fewer colds. What is a controlled variable?
Amount of vitamin C
Number of colds
Amount of times you come in contact with germs
13
(True or False): A hypothesis is made before an observation has taken place.
False
True
14
The variable that is measured in an experiment is known as which of the following?
Dependent variable
Experimental variable
Independent variable
Controlled variable
15
Which of the following would make the results of an experiment more reliable?
Repeated/Multiple trials
Changing the procedure
Change the hypothesis
Multiple variables
16
Why do scientists repeat experiments several times?
to make sure their results are accurate
to memorize the procedures
to change the variable each time
to use up all their materials
17
Which is the best scientific question?
Which smart phone has the most internal memory?
Which smart phone is the worst?
Which smart phone works very well?
Which smart phone is the best?
18
Why do scientists publish the results of their experiments?
so that publishers can print books on science
to make money
so that other scientists can learn from what they did
so that other scientists can see that they are working
19
The process of testing a hypothesis under controlled conditions is called a(n) _____.
Experiment
Observation
Data/Results
Conclusion
20
Information or observations collected during an experiment are called _____.
Problem
Hypothesis
Data/Results
Conclusion
