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Nature of Science Flashcards | StudBud
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Nature of Science
Nature of Science
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8th grade scientific method and vocabulary
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
A good description of "hypothesis" is. . .
An educated guess
A collection of data
An observation of the natural world
A prediction that is testable
2
Which kind of observation is based on numbers?
Qualitative
Quantatative
3
To gather information, we can. . .
Use books
Use our senses to study things
Use the internet
4
During an experiment, what is the variable that you measure? (responding variable)
what's a variable?
dependent
independent
controlled
5
What skill is a scientist using when she listens to the sounds whales make?
Drawing conclusions
Making a hypothesis
Making observations
Interpreting data
6
Which kind of observation is based on characteristics?
Qualitative
Quantatative
7
Which of these hypotheses is written correctly?
If I freeze a ball, it won't bounce as high as a thawed one
If I freeze a tennis ball, then it will not bounce as high.
Frozen tennis balls will not bounce as high.
If I heat up a tennis ball it will bounce high.
8
Scientists need to report their finding without bias, which means. . .
Without redoing their experiment
Without getting paid for their experiments
Without checking their procedures
Without their personal opinions
9
Which sentence best describes a scientific theory?
It is well-tested and explains a wide range of observations.
It can change every time it is tested.
It can never change.
It can be proven conclusively.
10
When someone else does your experiment over, that is called _________?
Repetition
Replication
Reptile
11
What should you use if you wanted to measure the mass of a fly?
Meters
Liters
Grams
Kilograms
12
Which of the following is important when creating a graph in science?
All of these
Units
Labels
Title
13
After scientists analyze the results of their experiments, they ______?
Include a control
Form hypotheses
Communicate those results to other people
Choose the variables they want to test
14
The best graph to use if I want to compare the price of six different cars would be a ______?
Pie Chart
Bar Graph
Line Graph
Data Table
15
When you decide whether or not the data supports the original hypothesis, you are ________.
Asking questions
Drawing conclusions
Making observations
Forming a hypothesis
16
When graphing, what variable goes on the Y-axis?
Dependent
Controlled
Independent
What's a variable?
17
Which question cannot be answered using scientific methods?
What is the most nutritious food for cats?
How far is Jupiter from the Sun?
Which fuel source is the most economical to replace coal?
In an emergency, who deserves to be vaccinated?
18
A series of steps to help you solve problems and answer questions is called
Experiment
Observation
Hypothesis
Scientific Method
19
All the things in an experiment that must be the same to make it fair are called ____________.
Controlled variables or constants
Dependent variables
Independent variables
Controlled experiments
20
If your hypothesis is proven incorrect, your experiment has failed.
True
False
21
When graphing, what variable goes on the X-axis?
Controlled
Independent
Dependent
What's a variable?
22
During an experiment, what is the variable that you change?
what's a variable?
independent
controlled
dependent
23
A weather map is an example of a _______?
Varible
Conclusion
Theory
Model
24
According to the scientific method, how should conclusions be stated?
So that it is completely correct, with no mistakes
In a form that can be evaluated by others
So that it works with only one set of data
So that no one can refute the conclusion
25
When you redo your experiment, that is called _________?
Repetition
Reptile
Replication
26
What is the beginning of the scientific process?
Drawing Conclusions
Asking a Question
Making Graphs
Collecting Data
27
The final part; a summary of reasonable inferences is a/an _________.
Hypothesis
Question
Conclusion
Controlled Experiment
28
If you wanted to measure the volume of soda inside of a container, what would you use?
Meters
Liters
Grams
Kilometers
29
A chart showing the amount of rain each month in a region is an example of a scientist's _____?
Variables
Conclusions
Data
Inferences
30
In which step of the scientific method do we want to use graphs?
Asking questions
Communicate results
Analyze data
Make a hypothesis
