You Are Observing the Andromeda Galaxy Using Both Photographic Plates

question 14

Multiple Choice

You are observing the Andromeda Galaxy using both photographic plates and a CCD. If you double the exposure time for both detectors, you:

• A) double the amount of light collected on both the photographic plate and the CCD
• B) double the amount of light collected on the CCD, but the photographic plate collects less
• C) double the amount of light collected on the photographic plate, but the CCD collects less
• D) double the amount of light collected on the photographic plate, but the CCD collects more
• E) collect less than twice the amount of light on both the photographic plate and the CCD

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Definitions:

Paxton Boys

A group of Pennsylvania frontiersmen in the 1760s who protested against the leniency of the provincial government's policies towards Native Americans.

Pennsylvania

A state located in the northeastern part of the United States, known for its historical significance and diverse geography.

Suffrage

The right to vote in public elections, a fundamental part of democratic societies that has historically been denied to various groups.

John Locke

A 17th-century English philosopher and physician known as the "Father of Liberalism," who contributed to the development of political philosophy and epistemology, emphasizing individual rights and the social contract.