What Is the Pattern Followed by the Average Densities of the Galilean

question 307

Multiple Choice

What is the pattern followed by the average densities of the Galilean moons of Jupiter with increasing distance from the planet?

• A) Average density increases with distance from the planet.
• B) Average density shows no pattern with distance; the highest-density moon is Ganymede, the largest moon.
• C) Average density is the same for all moons because they were made from the same material.
• D) Average density decreases with distance from the planet.

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Definitions:

Bank Reserves

The portion of deposits that banks are required to hold either in cash in their vaults or on deposit with a central bank, as a precaution to ensure bank liquidity.

Reserve Requirement

The minimum amount of reserves that a bank is required to hold by law as a percentage of its deposits, used by central banks to control the money supply.

Open Market Sale

The selling of government bonds and securities in the open market to decrease the money supply.

Money Supply

The whole of economic resources in an economy, represented by cash, coins, and checking and savings accounts' balances, at a given time.