Why Does Removal of Logs and Rocks from a Beach

question 33

Multiple Choice

Why does removal of logs and rocks from a beach endanger the sea cliffs behind them?

• A) Waves can't get over the logs to get to the sea cliffs.
• B) Waves have to be higher to reach over the logs and rocks to reach the sea cliffs.
• C) Wave energy is taken up in moving the logs and rocks.
• D) Logs bouncing up and down on the beach pound the grains together, making them more difficult to erode.
• E) Logs and rocks break up the direct forward thrust of the waves, making them more erratic.

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Definitions:

Demand-Side Economics

Macroeconomic policy that focuses on shifting the aggregate demand curve as a way of promoting full employment and price stability

Supply-Side Economics

Macroeconomic policy that focuses on a rightward shift of the aggregate supply curve through tax cuts or other changes to increase production incentives.

Classical Economics

A school of thought originating in the 18th century, emphasizing free markets, the idea of a self-regulating economy, and the importance of limited government intervention.

General Theory

In the context of economics, it often refers to Keynes's "The General Theory of Employment, Interest, and Money," which argues that aggregate demand is the primary driving force in an economy.