According to Fossil Evidence, How Far Back in Time Did

question 15

Multiple Choice

According to fossil evidence, how far back in time did life on Earth exist?

• A) About 3.5 billion years or more
• B) About 2.0 billion years
• C) About 545 million years
• D) About 65 million years

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Definitions:

AFC Curve

The Average Fixed Cost curve, which represents the fixed costs of production divided by the quantity of output produced, typically demonstrating a downward slope as output increases.

ATC Curve

In economics, the Average Total Cost curve is a graphical representation that shows the per-unit cost of production (total cost divided by the quantity produced) at different levels of output.

ATC Curve

The ATC Curve, or Average Total Cost curve, represents the average cost per unit of output, calculated by dividing total cost by the quantity of output produced.

AVC Curve

Short for average variable cost curve, it represents the variable cost per unit of output.