A system is a combination of related parts that interact in an organized manner. Write an essay

describing how the Earth acts as a system with subsystems. What are these subsystems and how
do they interact? What will be an ideal response?


The student should describe the subsystems (spheres) of Earth: atmosphere, biosphere,
hydrosphere, geosphere (lithosphere, mantle, and core). He (she) should also include a
discussion of how these subsystems interact.

Environmental & Atmospheric Sciences

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List the two primary factors that determine the manner in which magma erupts

What will be an ideal response?

Environmental & Atmospheric Sciences

Which approach is NOT appropriate for addressing the high cost of beach replenishment?

a. trucking in sand from inland locations b. moving homes to a safer distance from the coast c. allowing the coast to erode land unimpeded d. using crushed bottle glass instead of sand e. using compacted garbage instead of sand

Environmental & Atmospheric Sciences

Weathered material that remains in its place of formation is called

A) residual soil B) transported soil C) expansive soil D) horizontal soil

Environmental & Atmospheric Sciences

____________________ are chemical substances that persist in the environment and accumulate in the fatty tissues of humans and other organisms

Fill in the blanks with correct word

Environmental & Atmospheric Sciences