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Intro to Earth Science Flashcards | StudBud
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Intro to Earth Science
Intro to Earth Science
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First day of Earth Science quiz
Flashcards
11 cards
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Practice quiz
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Questions
11
Answers
1
Most (97%) of the water on Earth is found in ___________.
glaciers
oceans
groundwater
rivers
2
Earth's major systems include the atmosphere, biosphere, hydrosphere, and ___________.
magnetosphere
lithosphere
asthenosphere
thermosphere
3
Which term refers to all organisms and the environments in which they live?
atmosphere
biosphere
lithosphere
hydrosphere
4
Earth's oceans cover _____ of the planet.
25%
90%
75%
50%
5
How old do scientists estimate the earth is?
14 billion years
4,600 years
4.6 billion years
3.2 billion years
6
The most abundant gas contained in our atmosphere is ___________.
nitrogen
carbon dioxide
water vapor
oxygen
7
The study of objects beyond Earth's atmosphere is called ___________.
astronomy
oceanography
geology
meteorology
8
The earth's core is solid and made of mostly ________.
Gold
Granite
Magma
Iron and Nickel
9
Oceanic crust is denser than continental crust and composed mostly of __________.
basalt
iron and nickel
magma
granite
10
The study of the air that surrounds the earth is called ___________.
astronomy
oceanography
meteorology
geology
11
Which of the following is NOT one of the 4 major branches of Earth Science?
Geology
Astronomy
Physics
Oceanography
