What Term Is Used to Refer to Movement Up or Down

question 89

Multiple Choice

What term is used to refer to movement up or down the stratification system?

• A) exchange mobility
• B) circulatory mobility
• C) horizontal mobility
• D) social mobility

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Definitions:

Oceanic Crust

The thin layer of the Earth's crust that underlies the ocean basins, composed mainly of basalt.

Mantle

The layer of the Earth located between the crust and the outer core, composed of silicate rocks rich in iron and magnesium.

Gravity

The force exerted between any two objects, such as that between the Sun, Earth, and Moon; synonymous with gravitational pull.

Sun

The star at the center of our solar system, which provides light and heat essential for life on Earth.