Modern Astronomical Observatories Sometimes Shine Lasers into the Sky Because

question 24

Multiple Choice

Modern astronomical observatories sometimes shine lasers into the sky because they:

• A) help guide the pointing of the telescope.
• B) allow corrections of atmospheric turbulence.
• C) decrease the atmospheric opacity.
• D) calibrate spectroscopes.

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Definitions:

Günter Behnisch

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The discipline that involves the planning and creation of buildings and other structural entities.

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