9/12/14 Flashcards
Control
Standard for comparison in an experiment
Geology
Study of materials and the processes that form and change these materials, and the history of the planet and its life forms since origin
Independent variable
Factor that is manipulated by the experimenter of an experiment
Scientific model
An idea, a system, or a mathematical expression that represents the idea being explained
Dependent variable
Factor in an experiment that can change id the independent variable is changed
Geosphere
The part of the Earth from its surface to its center
Scientific theory
An explanation based on many observations during repeated experiments, valid only of consistent with observations, can be used to make testable predictions, and is the simplest explanation; it can be changed or modified with the discovery if new data
Hypothesis
Testable explanation do a situation
Scientific law
A principle that describes the natural behavior of a phenomenon
Bias
To influence in a particular, typically unfair, direction; prejudice
Scientific method
A series if problem solving procedures that help scientists conduct experiments