Author Question: Iridium is an element that is relatively A) abundant on Earth, but very rare in meteorites. B) ... (Read 77 times)

cookcarl · **on:** Jul 29, 2018

Iridium is an element that is relatively

A) abundant on Earth, but very rare in meteorites.
B) rare on Earth, but very common in meteorites.
C) abundant on both the Earth and the Moon.
D) rare on both Earth and in meteorites.

Question 2

The break-up of Pangaea had worldwide consequences with the exception of

A) the lowering of sea level.
B) a rise in sea level.
C) the divergence and evolution of new species.
D) climate change.