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:

Stress

A physical or psychological response to internal or external pressures or threats, often characterized by feelings of tension, worried thoughts, and physical changes like increased blood pressure.

Colds

Common viral infections of the nose and throat that are usually harmless but can cause symptoms such as sneezing, sore throat, and coughing.

Dependent Variable

The element in a study that is anticipated to vary as a result of alterations made to the independent variable.

Sleep Deprivation

A condition resulting from not getting enough sleep, which can affect physical health, mental health, and cognitive functioning.