17 terms

Nature of Science

STUDY
PLAY
System
A group of interacting elements forming a complex whole
Geosphere
The area from the surface of the Earth down to its center
Atmosphere
The blanket of gases that surrounds our planet
Hydrosphere
All the water on the Earth, including the liquid water in the atmosphere
Biosphere
All the organisms on the Earth as well as the environments they live in
Observation
Any information collected with the senses
Inference
Conclusions or deductions based on observations
Independent variable
The factor that is changed on purpose (cause)
Dependent variable
A factor that is affected by changes in the independent variable (effect)
Constant variable
Anything that stays the same in an experiment to make sure that only the independent variable is being changed
Control
The sample in which no variables have been changed and is used as the standard for comparison
Purpose
Problem or question an individual wants to solve
Research
Find information about the topic
Hypothesis
A specific, testable prediction
Experiment
Develop and carry out a procedure to test the hypothesis
Analysis
Record the results of the experiment and evaluate the data
Conclusion
A summary of the experiment's results and how the results compare to the original hypothesis