The earth itself-rocks, mantle, crust, lithosphere, and all the other physical features of the planet except water makes up the ___? The answers for the blank is ...
A)closed system
B)geothermal energy
C)solar energy
D)open system
E)biosphere
F)hydrosphere
G)atmosphere
H)geosphere
I)carbon cycle

What are the seven economic and social goals?

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.

Moving down the ramp from 6 meters to