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Formation of the Universe & Our Solar System Flashcards | StudBud
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Formation of the Universe & Our Solar System
Formation of the Universe & Our Solar System
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Review of the big bang, solar-nebular hypothesis and the planets.
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1
Which is not a piece of evidence supporting the Big Bang Theory?
The relative abundance of hydrogen and helium
The age of the oldest stars
The Earth orbits around the sun
The universe is expanding
2
Objects orbiting the sun that aren't quite big enough to be considered planets are often called
pre-planets
planetesimals
tiny planets
plutos
3
Approximately how long ago did the "big bang" occur?
13.8 billion years ago.
5 million years ago
just after the dinosaurs died out
13.8 million years ago.
4
Which of the following is not true of terrestrial planets?
They are smaller than gaseous planets.
They have craters.
They have many moons.
They have a thin atmosphere.
5
A point in space where density is so large and volume so small it seems to defy physics.
supernova
huge star
planet
singularity
6
The idea that all matter and energy started in a small spot and expanded in all directions
Origin Story
Big Bang Theory
Creationism
Big Bang Hypothesis
7
We can tell galaxies are moving away from each other because:
the red shift
the Doppler Effect
it takes longer to travel there
the Hubble telescope
8
The reason the inner planets have thinner atmospheres is likely due to . .
solar winds pushing gas away from the sun.
the asteroid belt trapping gas in outer solar system.
gas coming from deep space.
the vacuum effect.
9
The orbiting cloud of dust and gas from which the planets formed is called . .
an accretion disc
an oort cloud
supernova
a nimbus cloud
10
The idea that our solar system developed from a large molecular cloud is know as the . .
Solar-nebular hypothesis
Gaia Hypothesis
Earth Genesis Theory
Solar system model
