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rickiwardchapter1

Chapter1

TermDefinition
Astronomy The study of objects beyond Earth's atmosphere
Meteorology the study of the forces and processes that cause the atmosphere to change and produce weather
Geology the history of the planet and its life-forms since its origin is the branch of Earth science
Oceanography the study of Earth's oceans which cover nearly three-fourths of the planet
Environmental science the study of the interactions of organisms and their surroundings
Geosphere the area from the surface of Earth down to its center
Atmosphere the blanket of gases that surrounds our planet
Hydrosphere all the water on earth including the water in the atmosphere
Biosphere includes all organisms on Earth as well as the environments in which they live
scientific methods a series of problem-solving procedures that help scientists conduct experiments
Hypothesis is a testable explanation of a situation that can be supported or disproved be careful procedures
Independent Variable in an experiment is the factor that is changed by the experimenter
Dependent variable is a factor that is affected by changes in the independent variable
Control is used in an experiment to show that the results of an experiment are a result of the condition being tested
Le Systeme International d'Unites which is a modern version of the metric system
Scientific Notation in which a number is expressed as value between 1 & 10 multiplied by the power of 10
Scientific model is an idea picture a system, or explained
Scientific theory is an explanation based on many observations during repeated investigations
Scientific law is a principle that describes the behavior of a natural phenomenon
Created by: rickiward
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