Imagine That Our Sun Were Magically and Suddenly Replaced by a Black

question 112

Multiple Choice

Imagine that our Sun were magically and suddenly replaced by a black hole of the same mass (1 solar mass) .What would happen to Earth in its orbit?

• A)Earth would almost instantly be sucked into oblivion in the black hole.
• B)Earth would orbit faster,but at the same distance.
• C)Earth would slowly spiral inward until it settled into an orbit about the size of Mercury's current orbit.
• D)Nothing-Earth's orbit would remain the same.

---

Definitions:

Marginal Tax Rate

The percentage of an increase in income that is taxed away.

Average Tax Rate

The ratio of the total amount of taxes paid to the total taxable income.

Flat Tax

A tax system with a constant marginal rate, usually applied to individual or corporate income, where everyone pays the same percentage regardless of income level.

Income Taxes

Taxes levied by government on individuals' or corporations' income, where the tax rates can vary depending on the income level.