Explanation:
On your own notebook paper write a four sentence summary of the most important ideas on each section
what is Environmental science
How do we study Environmental science
A. umbilical cord is the answer
Your answer would be A. The earth element stays in the same area of the lithosphere, hydrosphere, or atmosphere where they originated when the earth was formed.
not really familiar with all this but I think 1. Relative dating is where they estimate or relatively guess around how old it is so you could just put something like "an estimate of the age" or something
Answer:
Birds feathers are modified scales. true or false
Explanation:
