AstronomyLecture2b - NAME _ ASTRONOMY TEST # 2 _ 1. ? is...

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NAME _________________________________________________________ ASTRONOMY TEST # 2 ___ 1. ? is highly cratered; the Caloris Basin represents one of these impact features. A.Mars B.Venus C.Earth D.Mercury E.Jupiter ___ 2. The Greenhouse Effect is primarily due to the presence of ? in a planet's atmosphere. A.nitrogen B.carbon dioxide C.methane D.oxygen E.ammonia ___ 3. According to Einstein's theory, ? is the curvature of spacetime. B.mass C.light D.geometry E.gravity ___ 4. Comets are made primarily of ? material. A.rocky B.icy C.some comets are icy, others are made of rock ___ 5. The Van Allen radiation belts are due to the action of the Earth's A.lithospheric plates B.crust C.mantle D.magnetosphere E.atmosphere ___ 6. Which of the following geometries is "closed"? A.flat B.hyperbolic C.spherical D.all of the above are "closed" geometries ___ 7. According to Hubble's Law, galaxies that are closer to us would have ? speeds of recession than those far from us. A.slower B.faster ___ 8. ? rocks form from pre-existing rocks by solid state transformation in response to change in the physical or chemical environment. A.igneous B.metamorphic C.sedimentary ___ 9. A great advantage of charge coupled devices is that A.they record all wavelengths at once they directly record the heat of an object, astronomers are able to record star temperatures directly C.astronomers can store the data from CCDs electronically, so that they can be displayed or analyzed later using a computer D.all of the above are true concerning CCDs E.none of the above is true concerning CCDs ___ 10. Brightness of an image formed by a telescope depends upon A.the area of the image in the focal plane B.the amount of light collected by the telescope C.brightness of an image depends upon both the area of the image and the amount of light ___ 11. The dominant atmospheric gas on Venus is A.nitrogen B.oxygen C.argon D.carbon dioxide E.methane ___ 12. ? geometry is finite but unbounded. A.flat B.hyperbolic C.spherical D.all of the above geometries are finite but unbounded ___ 13. The Earth's atmosphere is ? to most of the electromagnetic spectrum. A.opaque B.transparent
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___ 14. The dominant gas in the atmosphere of Mars is A.nitrogen B.oxygen C.methane D.ammonia E.carbon dioxide ___ 15. ? is the second-smallest planet. It's temperature ranges from -279° to 806°F and it has essentially no atmosphere. A.Mars B.Venus C.Earth D.Mercury E.Jupiter ___ 16. ? telescopes consist of a series of nested cylinders that cause the wavelengths to strike the reflecting surface at grazing incidence. A.optical B.infrared C.ultraviolet D.x-ray E.gamma-ray ___ 17. ? has essentially no magnetic field; it has retrograde rotation. A.Mars B.Venus C.Earth D.Mercury E.Jupiter ___ 18. The Earth's atmosphere is primarily composed of A.oxygen B.carbon dioxide C.water vapor D.argon E.nitrogen ___ 19. The Asteroid Belt is situated between A.Mercury and Venus B.Venus and Earth C.Earth and Mars D.Mars and Jupiter
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This note was uploaded on 01/16/2012 for the course ES 3203 taught by Professor Dr.phillipmurphy during the Fall '04 term at Tarleton.

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AstronomyLecture2b - NAME _ ASTRONOMY TEST # 2 _ 1. ? is...

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