1. The imaginary dome surrounding the earth is called the A. plane of the ecliptic B. sky C. celestial sphere D. horizon
2. The point where the sky meets the earth is called the A. zenith B. altitude C. azimuth D. horizon
3. The number of degrees from the horizon to an object in the sky is known as A. altitude B. azimuth C. latitude D. bearing
4. What is the altitude of your zenith? A. 0 degrees B. 23 ½ degrees C. 45 degrees D. 90 degrees
5. As the distance between two objects increases, what happens to the force of gravity? A. increases B. decreases C. remains the same
6. As the mass of an object increases, what happens to the force of gravity? A. increases B. decreases C. remains the same
7. The speed an object needs to move away from a body and not be drawn back in by its gravity is known as A. orbital velocity B. escape velocity C. terminal velocity D. none of the above
8. Planets move in elliptical orbits with the __________ at one focus. A. sun B. earth C. moon D. none of the above
9. As a planet moves closer to the sun in its orbit, its speed will A. Increase B. Decrease C. Remain the same
10. The time it takes a planet to travel around the sun is known as its A. day B. period C. speed D. eccentricity
11. The time it takes a planet to orbit the sun is a function of A. its distance from the sun B. its size C. its mass D. its composition
12. All celestial objects appear to move A. west to east B. east to west C. north to south D. south to north
13. In simple language, Keplers Second Law of equal areas in equal periods of time means that A. a planet moves more rapidly when near the sun than when it is farther away B. planets close to the Sun have longer periods than those farther away C. the sun is at the center of planetary orbits D. slowly moving planets tend to be close to the sun
BASE YOUR ANSWERS TO 14 & 15 ON THE FOLLOWING INFORMATION. THE INTERNATIONAL SPACE STATION IS PASSING OVER LONG ISLAND TONIGHT. IT WILL RISE AT AN AZIMTUH OF 270 DEGREES AT 8 PM, REACHING A MAXIMUM ALTITUDE OF 90 DEGREES AT 8:05 PM.
14. Where would you look for the space station at 8 PM? A. due east on the horizon B. due west on the horizon C. northwest at an altitude of 45 degrees D. due east at an attitude of 90 degrees
15. Where would you look for the space station at 8:05 PM? A. due north, on the horizon B. you cant see it then C. directly overhead D. SE on the horizon
16. What are the ceilings like in a planetarium? A. curved B. flat C. invisible D. there are no ceilings
17. Which of the following has the largest gravitational attraction? A. your desk B. the Earth C. the Moon D. the Sun
18. Which of the following has the greatest escape velocity? A. your desk B. the Earth C. the Moon D. the Sun
19. Which of the following will NOT allow you to experience weightlessness? A. Mission to Space at Epcot B. The Vomit Comet C.Tower of Terror at MGM D. An elevator
20. Complete the following: For every action there is ________________ A. an increase in velocity B. an equal and opposite reaction C. no consequence D. an unequal similar reaction
21. Which of the following is NOT a sign of the zodiac? A. Taurus B. Virgo C. Cancer D. Polaris
22. The belief that the position of the moon, stars and sun at the time of ones birth has an effect on personality is called A. astronomy B. astrology C. gravitation D. egocentricity
23. What is the measure of how flattened or out of round an ellipse is? A. zero-g B. weightlessness C. foci D. eccentricity
24. How many signs of the zodiac are there? A. 12 B. 24 C. 90 D. 360
25. The eccentricity of the earth’s orbit is closest to A. 0 B. 1 C. 10 D. 100
26. Which of the following has the most eccentric orbit? A. Earth B. Pluto C. Neptune D. Mars
27. If the distance between the foci of an ellipse is 10, and it has a major axis of 20, what is its eccentricity? A. 10 B. .2 C. .5 D. 30
28. If you were in orbit around the earth in the space station, which of the following would you NOT be able to do? A. swallow B. sleep C. go to the bathroom D. drop something
29. If you are standing at the North Pole, which of the following would be directly overhead? A. Mars B. Polaris C. The Sun D. The Moon
30. If you are facing North, which direction is to your right? A. North B. East C. West D. South
31. Where does the Earth appear to be? A. Inside the celestial sphere B. Outside the celestial sphere C. On the celestial sphere
32. What is located above the Earth’s Equator? A. Celestial North Pole B. Celestial South Pole C. Celestial Equator D. Polaris
TRUE –FALSE
33. Astrology is very accurate 34. Onboard the space station, if you sneeze, you will go flying backwards 35. Every once in a while, the orbit of Uranus crosses the orbit of Earth 36. The moon is located at our North Celestial Pole. 37. In orbit, astronauts use glue to keep things from floating around.
