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:

Brainstorming

A type of spontaneous group discussion to help find multiple solutions to problems.

Simple

Easily understood or done, presenting no difficulty.

Well-defined Problems

Well-defined Problems are problems with clear objectives, known variables, and specific solutions, making them relatively straightforward to solve.

Aslan Phenomenon

A circumstance that exists when people make rules, then follow them even after the situations to which they originally applied no longer exist.