How old is the universe?
13.7 billion years.
2. How old is our planet?
4.6 billion years.
3. The oldest rocks exposed at the surface in the state of Florida are?
50 million years.
4. Which would have the greatest chance of being fossiliz
1) Explain the formation of the Earth. Be sure to include the differentiation
process in your answer.
The Earth is thought to have been formed about 4.6 billion years ago by collisions in
the giant disc-shaped cloud of mater