Answer:
The stratification of Earth into its geologic layers was brought about by the formation of the Earth's iron core. The iron core was generated by a combination of radioactive decay and gravitation, which raised the temperature enough for molten iron to form.
Explanation:
The first, second, and fourth statements are correct.
Answer:
<h2>a rift valley is forming</h2>
Explanation:
Usually to study genetics mendel used pea plants because of the easy traits associated
