Physics II Leeson Name______________________________________ Block______ Date____________________ _______ Test V Earth & Moon 100 I.Matching (2) A. Gravity F. Eclipse B. Phases G. Penumbra C. Latitude H. Meridian D. Tides I. Umbra E. Longitude ___1. A line drawn across the surface of the Earth from pole to pole. ___2. A measurement on the surface of a globe North or South of the Equator. ___3. A meridian used to measure your location East or West of the prime meridian. II.Where did Luna come from? Discuss at least 2 theories and explain which one you favor, and why. (10) III. Multiple Choice – Circle ALL correct answers (there may be more than one. (2%) 1. A solar eclipse happens when the ________ gets between us and the____________. A. Earth ... Sun. B. Moon ... Sun. C. Sun ... Moon. D. Earth ... Moon. E. None of the above. 2. Solar eclipses can happen during a _________ moon. A. new B. full C. crescent D. first quarter E. all of the above 3. Lunar eclipses can happen during a __________ moon. A. new B. full C. crescent D. first quarter E. all of the above T F 4. There is a lunar eclipse every month. IV. You are looking down on the Earth-Moon system from the North. Label each Moon phase as accurately as possible. Put a big "X" on any Moon that could produce Spring tides. Draw a couple of arrows to indicate the direction of the Moon's orbit. Answers could include the following words: full, new, crescent, gibbous, waxing, waning, etc. (10) V. Convert the following (2) 13cm = ___________________ mm 16m = _______________________ cm 3in = _____________________ cm 50mm = _____________________ cm VI. Which tend to last longer - Solar eclipses or Lunar eclipses? Why? (5) _____________If your object distance is 100cm, and your image distance is 15cm, what is the focal length of the lens? VII.Write at least a paragraph covering ONE of the following topics. (10) If you were on top of a building and you dropped 2 objects, what would happen, according to Aristotle, and Galileo. Kepler, Newton and Einstein, each explained why/how the planets go around the sun. How did each of them explain this?