Why is it to have rocks broken into smaller and smaller pieces?

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.