Outside of the Regular Large Desert Environments (E

question 20

Multiple Choice

Outside of the regular large desert environments (e.g.,the Sahara and the Gobi) ,sand dunes are found next to lakes and beaches.Why is that?

• A)Wet or damp sand grains stick together more easily than dry ones.
• B)Water waves,tides,or storms pile the sand up,which starts dunes.
• C)There is ample supply of sand and strong onshore winds.
• D)Near-shore vegetation help trap the sand,allowing large sand dunes to pile up.

---

Definitions:

Average Product

It is the output that is produced, on average, by each unit of input in the production process, like labor or machinery.

Production Function

A mathematical relationship that describes how inputs are transformed into outputs in the production process, illustrating the maximum output achievable from a given set of inputs.

Marginal Product

Marginal product is the additional output a firm gains from employing one more unit of input, holding all other inputs constant.

Labor

The human effort, either physical or mental, that is used in the production process to generate goods or services.