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Student Worksheet 4.1

The KidSat camera takes a picture of a certain area of the Earth that you have chosen; the length of the footprint depends on the lens attached to the camera.

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The speed of the space shuttle is 5 mi/sec (17,500 mph).

Question:

For a 180 mm lens, the length of the camera footprint is about 30 miles.

Suppose you took a photo at MET 00/22:15:20.
If you wanted to take a second picture that began where the first ended:

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How many seconds later should you take the 2nd picture?___

At what MET would that be?___

Question:

For the 50 mm lens, the length of the footprint of the camera is about 100 miles.

Suppose you took a photo at MET 01/00:07:10.
If you wanted to take a second picture that began where the first ended:

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How many seconds later should you take that 2nd picture?___

At what MET would that be?___

09/19/96     Page 4.11