How Much of the Total Mass of the Universe Is

question 2

Multiple Choice

How much of the total mass of the universe is made up of hot dark matter?

• A) less than 1 percent
• B) 5 percent
• C) 25 percent
• D) 45 percent
• E) 90 percent

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Definitions:

Interest

Interest is the cost of borrowing money, expressed as a percentage of the borrowed sum, paid by the borrower to the lender for the use of the money over a specified period.

Lump Sum

A one-time transaction executed at a specific moment, rather than multiple transactions spread out over a period.

Rate Of Return

The profit or loss on an investment over a specified period, expressed as a percentage of the investment's initial cost.

Retirement

The phase of life when an individual stops working full-time, typically marked by reaching a certain age or financial stability.