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Earth Solar System Formation Flashcards | StudBud
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Earth Solar System Formation
Earth Solar System Formation
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1
Strong evidence suggests that the collapse of a Nebula can be triggered by...
A nearby supernova
none of these
A planetesimal
A comet
2
Which describes the formation of the solar system from a huge cloud of dust and gases?
The solar theory
The planetesimal hypothesis
The protoplanet theory
The nebular theory
3
Earth's early atmosphere formed when volcanic eruptions relased gases in a process called
outgassing
atmospheric composition
air generation
layering
4
Objects, resembling asteroids, which built up in the early solar system are referred to as...
nebulae
protoplanets
grains
planetesimals
5
Small bodies that orbit planets are called
comets
protoplanets
planetesimals
moons
6
According to nebular theories, the planets formed from material which was...
ejected from the sun by an explosion
pulled from the sun during a collision with another star
captured by the sun from interstellar space
part of a collapsing cloud which formed the sun
7
The Nebular Theory is considered a Theory because...
none
A hypothesis turned into a law
Supported by an overwhelming amount of scientific evidence
Wild guess
8
Which of the following in NOT a result of a collapsing nebula?
Heating
Big Bang
Increase in Rotation Rate
Flattening into a disk
9
Which of the following planets would you like to explore someday?
Mars
Venus
Saturn
the moon
10
The sun was formed about how many years ago?
5 bya
14 bya
5 mya
14 mya
11
The molecule that contains 3 oxygen atoms and collects in Earth's upper atmosphere called?
oxygen
argon
ozone
carbon dioxide
12
In the process of photosynthesis, green plants give off
oxygen
carbon dioxide
hydrogen
helium
13
Almost all of the mass of our solar system is within
The Sun
The Oort Cloud
The Asteroid Belt
Jupiter
14
Which of the following did NOT form as one of Earth's layers when differentiation occurred?
core
crust
mantle
altmosphere
15
Earth's surface continued to change as a result of
hydrogen fusion
heat in Earth's interior
sliding planetesimals
increasing radiation
16
The first atmoshpere of Earth contained a large amount of
methane
helium
carbon dioxide
oxygen
17
Which of the following planets do scientists NOT consider a major planet?
Neptune
Mercury
Saturn
Pluto
18
As the solar nebula collapsed under it's own gravity,
It cooled and slowed down
It heated and sped up
It cooled and sped up
It heated and slowed down
