What Evidence Can Be Used to Show That Space Is

question 8

Multiple Choice

What evidence can be used to show that space is not a vacuum?

• A)ultraviolet radiation emitted by dust
• B)narrow emission lines seen in stellar spectra
• C)the presence of bright nebulae
• D)the blue colour of stars seen near dark regions

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Definitions:

Fixed Rate

An interest rate that remains constant over the life of a loan or investment, unaffected by market fluctuations.

Derivative

A financial tool whose worth derives from the worth of a different asset.

Call Option

A call option is a financial contract giving the buyer the right, but not the obligation, to buy an underlying asset at a specified price within a predetermined time frame.

Economic Exposure

The risk that a company's cash flow and market value may be affected by unexpected changes in exchange rates.