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