If You Found a Galaxy with an H $\alpha$ Emission Line That Had a Wavelength of 756

question 81

Multiple Choice

If you found a galaxy with an H $\alpha$ emission line that had a wavelength of 756.3 nm, what would be the galaxy's redshift? (Note that the rest wavelength of the H $\alpha$ emission line is 656.3 nm.)

• A) 0.05
• B) 0.07
• C) 0.10
• D) 0.13
• E) 0.15

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Definitions:

Laissez Faire Leadership

A leadership style in which the leader takes a hands-off approach, allowing members of the group to make their own decisions.

Intuitive Appeal

The natural attractiveness or persuasiveness of an idea or concept that feels right or acceptable without extensive rationale or logic.

Laissez Faire Leadership

A leadership style where leaders take a hands-off approach, allowing team members to make decisions and solve problems independently.

Transactional Leadership

A leadership style focused on supervision, organization, and group performance, where rewards and punishments are used as motivators.