Question 17

(Multiple Choice)

The accompanying figure shows the history of large meteorite impacts on both the earth and the moon.What is the graph's major implication for the origin of life on Earth? The accompanying figure shows the history of large meteorite impacts on both the earth and the moon.What is the graph's major implication for the origin of life on Earth?   A) Huge impacts make it unlikely that life arose and survived on Earth before about 3.8 billion years ago. B) Meteorites could not have brought the organic molecules that were necessary for life appear. C) The moon is considerably older than the Earth. D) Life must have originated on a different body in the solar system and been brought to Earth. E) The Oparin-Haldane model of life's origins applies to the moon as well as to the Earth.


A) Huge impacts make it unlikely that life arose and survived on Earth before about 3.8 billion years ago.
B) Meteorites could not have brought the organic molecules that were necessary for life appear.
C) The moon is considerably older than the Earth.
D) Life must have originated on a different body in the solar system and been brought to Earth.
E) The Oparin-Haldane model of life's origins applies to the moon as well as to the Earth.

Answer