Two Sealed Boxes Are Filled with Gas

question 46

Multiple Choice

Two sealed boxes are filled with gas. The first box contains more molecules moving faster and therefore a higher pressure. The second box contains fewer molecules moving slower and therefore a lower pressure. Why does the first box have a higher pressure?

• A) The more molecules, the higher the pressure.
• B) The more collisions against the side of the box, the higher the pressure.
• C) The fewer molecules, the higher the pressure.
• D) When there is high pressure, it is harder for molecules to move, so theycreate heat and pressure.
• E) There is no reason for the first box to have high pressure.

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Tax imposed on individuals based on their income, including wages, salaries, and investment income.

Trade Deficit

A condition in which a nation's expenditures on imported goods and services surpass its income from exports, leading to a trade deficit.

Trade Deficit

A situation that occurs when a country's imports of goods and services exceed its exports.

Merchandise Balance

The difference in value between a country's imports and exports of goods.