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Scientific Method Mr. Gandy's Class Flashcards | StudBud
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Scientific Method Mr. Gandy's Class
Scientific Method Mr. Gandy's Class
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
Why do scientists repeat experiments several times?
to memorize the procedures
to make sure their results are accurate
to use up all their materials
to change the variable each time
2
What skill is a scientist using when she listens to the sounds that birds make?
Drawing conclusions
Forming a hypothesis
Interpreting data
Making observations
3
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?
4
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
Amount of vitamin C
Number of colds
5
Information or observations collected during an experiment are called _____.
Problem
Data/Results
Hypothesis
Conclusion
6
The question that is being tested is called a(n) _____.
Hypothesis
Problem
Experiment
Data/Results
7
(True or False): A hypothesis is made before an observation has taken place.
False
True
8
The process of testing a hypothesis under controlled conditions is called a(n) _____.
Conclusion
Experiment
Observation
Data/Results
9
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
10
Which of the following would make the results of an experiment more reliable?
Multiple variables
Changing the procedure
Repeated/Multiple trials
Change the hypothesis
11
Does pipe material affect the temperature of flowing water? What is the dependent variable?
Water temperature
Diameter of the pipe
Pipe material
12
If I floss more, then I will have fewer cavities. What is the independent variable?
Number of cavities
Amount of flossing
Type of floss
13
Making an interpretation from an observation is called a(n) _____.
Inference
Experiment
Hypothesis
Controlled Variable
14
The variable that is measured in an experiment is known as which of the following?
Experimental variable
Controlled variable
Independent variable
Dependent variable
15
The variable that is kept the same through the experiment is called a(n) _____.
Hypothesis
Dependent Variable
Independent Variable
Controlled Variable
16
If I put my batteries in the fridge, they will last longer. What is the control group?
Batteries in the fridge getting cold
Batteries on the countertop at room temperature
Batteries in the oven getting warm
17
The final summary of the data and results is/are called a(n) _____.
Inference
Hypothesis
Experiment
Conclusion
18
An educated guess or statement about what is going to happen is called a(n) _____.
Problem
Controlled Variable
Hypothesis
Observation
19
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
20
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
