Which Physical Law Allows Astronomers to Probe the Universe's Past

question 10

Multiple Choice

Which physical law allows astronomers to probe the Universe's past?

• A) gravitational lensing
• B) the Doppler effect
• C) the finite speed of light
• D) the inverse square law

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Definitions:

Effective Rate

The interest rate on a loan or investment, adjusted for the compounding period, providing a true reflection of financial costs or returns.

Terms of Sale

The conditions under which a seller is willing to sell a product or service, including price, payment method, and delivery time.

Prompt Payment Discount

A reduction in the amount due on a bill offered by a seller to encourage early payment by the buyer.

Operating Cycle

The total time it takes for a company to purchase inventory, sell the products, and collect the cash from the sales.