Five examples of internal and external layers of the structure of the earth {5marks}

5 examples of internal structure of the earth are:

1) Crust.

2) Upper Mantle.

3) Lower Mantle.

4) Outer Core.

5) Inner Core.

5 examples of external structures of the earth are:

1) Exosphere.

2) Thermosphere.

3) Mesosphere.

4) Stratosphere.

5) Troposphere.

brave new world, aldous huxley (1932)

question

which are human systems?

the amazon rain forest

the appalachian trail

the george washington bridge

the himalayas

the hoover dam

the north american free trade agreement