What Do We Mean When We Say That the Universe

question 73

Multiple Choice

What do we mean when we say that the universe is expanding?

• A)Everything in the universe is gradually growing in size.
• B)Within galaxies,average distances between star systems are increasing with time.
• C)The statement is not meant to be literal;rather,it means that our knowledge of the universe is growing.
• D)Average distances between galaxies are increasing with time.

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Definitions:

Equal Payments

A method of recurring payment where the same amount is paid in each period, commonly used in loans and leases.

Compounded Semiannually

This term refers to the process of calculating interest on a principal amount where the interest is added to the principal to compute further interest, occurring twice a year.

Loan

A sum of money borrowed that is expected to be paid back with interest.

Annual Interest Rate

The percentage of interest that will be charged or earned on a sum of money over a one-year period.