The Photosphere Is the Coolest Layer Close to the Sun

question 9

True/False

The photosphere is the coolest layer close to the Sun, for the radiation of visible light allows it to cool off efficiently.

---

Definitions:

AVC

Average Variable Cost, which is the variable cost per unit of output.

Long-run Equilibrium

A state in which all factors of production and costs are variable, leading to a situation where economic profits have been normalized or eliminated due to competition.

Constant Costs

Costs that do not change with the level of output or activity within a certain range.

Short-run Supply Curve

A graphical representation showing the relation between the price of a product and the quantity of the product that a firm is willing and able to sell, given fixed resources.