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ES Ch 1 Section 1 Test

Enter the letter for the matching Definition
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1.
independent variable
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2.
scientific model
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3.
scientific notation
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4.
scientific law
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5.
Le Systeme International d'Unites
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6.
meteorology
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7.
hypothesis
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8.
geosphere
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9.
scientific theory
A.
an explanation based on many observations during repeated experiments; called only if consistent with observations, can be used to make testable predictions, and is the simplest explanation; can be changed or modified with the discovery of new data
B.
replacement for ht emetric sustem; based on decimal system sinf the number 10 as the base unit; includes the meter: (m), second (s), and kilogram (kg)
C.
a principle that describes the behavior of a natural
D.
the study of the atmosphere, which is the air surrounding Earth
E.
a testable explanation of a situation
F.
factor that is manipulated by the experimenter in an experiment
G.
the part of Earth from its surface to its center
H.
a method used by scientists to express a number as a value between 1 and 10 multiplied by a power of 10.
I.
an idea, a system, or a mathematical expression that represents the idea being explained
Type the Term that corresponds to the displayed Definition.
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10.
all the water in Earth's oceans, lakes, seas, rivers, and glaciers plus all the water in the atmosphere
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11.
study of the interactions of humans with environment
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12.
all of Earth's organisms and the environment in which they live
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13.
a series of problem-solving procedures that help scientists conduct experiments
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14.
blanket of gases surrounding Earth that contains about 78 percent nitrogen, 21 percent oxygen, and 1 percent other gases such as argon, carbon dioxide, and water vapor
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15.
standard for comparison in an experiment
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16.
study of objects beyond Earth's atmosphere
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17.
factor in an experiment that can change if the independent variable is changed
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18.
study of material that make up Earth and the processes that form and change these materials, and the history of the planet and its life-forms since its origin
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19.
study of Earth's oceans including the creatures that inhabit its waters, its physical and chemical properties, and the effects of human activities

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Created by: selenamercado
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