The path of the Sun on the Celestial Sphere is called 0 A The Celestial Equator...
North Celestial Pole Polaris celes South Celestial Pole ChapterPatt The stars look as if they are attached to a sphere that surrounds the earth, the Celestial Sphere. We now know that stars are really at different distances from the Earth, but we still use the Celestial Sphere model as a convenient map of the stars. The Celestial Sphere appears to rotate from East to West, carrying each star completely around in slightly less than 24 hours. The time for one...
11. Which of the following does the atmosphere of Mercury contain? a) Sulfuric acid b) Methane gas d) Mercury has no atmosphere of any kind c) Oxygen and nitrogen e) none of the above 12. Knowing that it takes about 8 minutes for the sun light to reach the earth, approximately how long does it take for the sun light to reach the planet Saturn? a) 8 minutes b) 40 minutes c) 3 hours and fifty minutes d) five hours...
b. Measure and record the smallest angle i. An object K and an observer at X are formed between lines C and D at E. shown below. Draw a line indicating a line of sight to an object L that lies 35° below object K on the plane of the paper as viewed by the observer at X. c. Based upon the diagram, what is the angle formed at point G between points F and H? j. Below is shown...
12-10. Car A starts from rest at t-0 and travels along a straight road with a constant acceleration of 3 m/s until it reaches a speed of 27 m/s. Afterwards it maintains this speed. Also, when-0, car B located 2000 m down the road is traveling towards A at a constant speed of 20 m/s. Determine the distance travelled by car A when they pass each other. 20 m/s 2000 m 12-11. A particle travels along a straight line with...