Actual Answers
A ball of ice and dust, probably remaining from the formation of the Solar System,
that orbits the Sun
comet
Choose an answer
1.comet
2.bathymetry
3.asteroid
4.differentiation
The concept that planets grow out of rings of gas, dust, and ice surrounding a new-
born star
nebula theory
Choose an answer
1.core
2.asteroid
3.bathymetry
4.nebula theory
A short-lived, very bright object in space that results from the cataclysmic explosion
marking the death of a very large star. the explosion ejects large quantities of matter
into space to form new nebulae
supernova
Choose an answer
, 1.supernova
2.asthenosphere
3.big bang
4.magnetic field
Variation in depth
bathymetry
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1.bathymetry
2.aquitopography
3.cartography
4.hypsometry
A cataclysmic explosion that scientists suggest represents the formation of the
Universe. before this event, all matter and all energy were packed into one
volumeless point
melt
Choose an answer
1.comet
2.big bang
3.earthquake
4.melt