Which of the Follow Is Evidence for Mars Once Having

question 38

Multiple Choice

Which of the follow is evidence for Mars once having had liquid water on its surface?

• A) Mapping satellites have detected dry riverbeds.
• B) Rovers have detected minerals that must have formed in the presence of liquid water.
• C) Mapping satellites have detected outflow channels coming from impact craters.
• D) large canyons
• E) all of these

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Definitions:

Price Level

A measure of the average of current prices across the entire spectrum of goods and services produced in the economy.

Real Wages

Wages adjusted for inflation, representing the purchasing power of the income received by workers for their labor.

Wage Differentials

The variations in wage rates due to factors like occupation, industry, geographic location, or skills, affecting income distribution among workers.

Productivity

A measure of the efficiency of production, often quantified as the ratio of output to inputs in a manufacturing or production process.