In Which of These Media Does Sound Propagate the Fastest

question 25

Multiple Choice

In which of these media does sound propagate the fastest?

• A)vacuum
• B)air
• C)water
• D)brick

---

Definitions:

Reallocation

The process of distributing or reallocating resources, tasks, or investments in a different manner with the aim to improve efficiency, returns, or outcomes.

Utility Increase

A rise in the level of satisfaction or benefit that a consumer derives from the consumption of goods or services.

Contract Curve

In economics, it represents the set of optimal distributions of goods or resources between parties that maximizes their utility in an exchange.

Relative Price

The price of a good or service in comparison to the price of other goods and services, reflecting its opportunity cost.