Earth's primordial atmosphere most likely included ________
A) ammonia, oxygen, carbon dioxide, and water vapor
B) carbon dioxide, water vapor, sulfur dioxide, and methane
C) hydrogen, helium, and oxygen
D) nitrogen, ozone, and sulfur dioxide
B
You might also like to view...
Evidence for the Big Bang is
A. the slowing down of galaxies as they recede. B. the long wavelength radiation that permeates the universe. C. both of these D. neither of these
An endangered species is any species that
A. can undergo alteration of its genetic traits. B. might become rare within the next century. C. has so few individuals it may soon becomes extinct. D. will eventually become threatened or rare. E. can be considered economically important, but is rare.
The rate of glacier movement can be up to one meter per day, and the rapid movement is called a glacial surge.
a. true b. false
Lutheranism is an example of a Christian
A) branch. B) denomination. C) religion. D) sect. E) family.