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Nature of Science
Vocabulary
18
Science
7th Grade
08/14/2007

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Cards

Term
Hypothesis
Definition
A special type of prediction.
It can be tested.
A hypothesis is a guess about how the independent variable will affect the dependent variable.
Term
Descriptive research
Definition
Based mainly on observation
Term
International System of Units
Definition
Measurement based on the metric system.
Term
Line graph
Definition
Used to show trends and relationships.
Used with continuous data.
Term
Model
Definition
Used to represent things that happen to quickly, too slowly, are too big, too small, or too unsafe to observe directly
Term
Control
Definition
A sample in an experiment that is not treated.
Term
Bar graph
Definition
Used to show differences or make comparisons.
Used with non-continuous data.
Term
Conclusion
Definition
The answer to your questions based on the collected data.
Term
Science
Definition
A way or process of investigating what is happening arouns us
Term
Observation
Definition
Can be made using any of the 5 senses.
Term
Technology
Definition
The application of science to make things people can use.
Term
Dependent variable
Definition
What is observed and measured by the scientist.
That data that is collected.
May be affected by the independent variable.
Term
Independent variable
Definition
What is changed or tested by the scientist.
May have an effect on the dependent variable
Term
Prediction
Definition
An educated guess about the future.
Term
Controlled variable
Definition
Also called a constant.
It is a variable that stays the same in an experiment.
Term
Experimental research design
Definition
A way to answer questions using a controlled series of planned steps.
Term
Trial
Definition
The number of time an experiment is done.
Term
Scientific Inquiry
Definition
The ongoing process of discovery in science; the diverse ways in which scientists study the natural world and propose explanations based on evidence they gather.
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