Study Earth Science 1.1-1.2 Flash Cards

 
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Earth Science 1.1-1.2

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How did the atmosphere form?
the atmosphere formed from the mixture of gases from the volcanoes that emerged
What are the branches of earth science?
geology, astronomy, meteorology, oceanography
__ of the 9 planets have _________. Most of the ________ revolve around the planets in the _________ direction that the _________ revolves around the sun
7, moons, moons, same, planets
most of the planets ________ in the same direction as the _________
rotate, sun
the ________ turns on its axis (________) in almost the same _________ as the _________ and in the same ________ that the __________ revolve around the sun
sun, rotates, plane, planets, directions, planets
the paths, or ________, are in nearly the same _________ surface (________)
orbits, flat, plane
all _______ move around (________) the _______ in the ________ direction
planets, revolve, sun, same
Name the Earth layers from outermost to innermost
crust, mantle, outer core, inner core
How did the oceans form?
1. water trapped in Earth
2. interior compressed and volcanic eruptions produced gases
3. that caused the water to evaporate to the surface
what is the Protoplanet Hypothesis?
1. a great cloud of gas and dust rotated in space, gaining speed
2. its material gathered in the center and became so hot it became a star
3. gravity caused the cloud to collapse and create protoplanets (moons, planets)
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