Carbonaceous chondrites are meteorites that have
a. never been melted since formation from solid particles in the solar nebula.
b. totally melted after formation.
c. been made from hydrogen and helium.
d. never entered Earth's atmosphere.
e. entered Earth's atmosphere but will be destroyed before reaching the ground.
Question 2
The Widmansttten patterns found in some meteorites show that the material
a. cooled very slowly.
b. cooled very rapidly.
c. was never heated to the point of being molten.
d. was molten just before it entered Earth's atmosphere.
e. is composed primarily of organic compounds.
Formation of a disaccharide
Formation of Sodium and Chloride Ions
Formation of head in arthropod subphyla.
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Formation of an Occluded Front