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