Astronomy The photograph was made byplacing a camera on a tripod and keeping thecameras
Chapter 12, Problem 35(choose chapter or problem)
Astronomy The photograph was made byplacing a camera on a tripod and keeping thecameras shutter open for a long time. Becauseof Earths rotation, the stars appear to rotatearound Polaris, also known as the North Star. a. Estimation Estimate the angle of rotationof the stars in the photo. b. Estimation Use your result from part ato estimate the length of time that thecameras shutter was open. (Hint: If theshutter was open for 24 hours, the starswould appear to make one completerotation around Polaris.)
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