How Fast Does Light Travel from Proxima Centuri to Earth

question 27

Multiple Choice

How fast does light travel from Proxima Centuri to Earth?

• A) 4.2 ly
• B) 4.2 years
• C) 3 × 10⁸ m/s
• D) None of the other choices are correct.

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Definitions:

Equilibrium Price

The market price at which the supply of an item equals the demand for the same item.

Supply Shifts

Changes in the quantity supplied of a good or service resulting from factors other than its price, such as manufacturing advancements or input costs.

Mustard Recall

An event where mustard products are withdrawn from the market due to reasons like contamination or mislabeling.

Equilibrium Price

The price at which the quantity of a good or service demanded by consumers is equal to the quantity supplied by producers.