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Test your knowledge of the heavens

Here's a short quiz to test your knowledge of astronomy and space science-related words and terms. All of these terms and words have been discussed, once or twice (or more), in 'Seeing Stars':

1. Quasar: A. Quantum-stellar particle. B. Quasi-stellar object. C. Quasi-stellar mass ejection.

2. KBO: A. Kuiper Belt Object. B. Kendrick Body Orbit. C. Kuiper-British Observatory.

3. White Hole: A. Theoretical time reversal of a black hole. B. Theoretical solar constant. C. Theoretical pulsar core.

4. Event Horizon: A. Boundary surrounding a black hole. B. Boundary surrounding a planetary ring system. C. Boundary of the Sun's gravitational effects.

5. Maria: A. Lead singer of the Trapp Family Singers. B. Dark lava "seas" on the Moon. C. Lunar volcanic features that resemble river channels.

6. Hawking Radiation: A. Radiation emitted by a stellar object. B. Radiation emitted by a stellar explosion. C. Radiation emitted by a black hole.

7. Dwarf Planet: A. Eros. B. Pluto. C. Mimas.

8. Titius-Bode Law: A. The mathematical concept that all planets form spheres. B. An exponential function of planetary orbital sequence. C. The law that governs stellar-mass formation.

9. Tektite: A. A type of iron oxide found on Mars. B. Spheres of manganese ore found on Earth. C. A natural glass object that looks like a meteorite.

10. Redshift: A.Decrease in the wavelength of electromagnetic radiation. B. Increase in the wavelength of electromagnetic radiation. C. Increase in the wavelength of sound in a vacuum.

11. CME: Coronal mass ejection. B. Coronal material ejection. C. Coronal membrane effect.

12. FTL: A. Faster than light. B. Fasbinder theory of light. C. Furneau transmission of light.

13. Cassini Division: A. Region between Saturn's Galileo and DaVinci rings. B. Region between Saturn's A and B rings. C. Region between Pluto and the Kuiper Belt.

14. Hyperbolic orbit: A. Kepler orbit with the eccentricity less than 1. B. Kepler orbit with the eccentricity greater than 1. 3. Kepler orbit with the eccentricity of a terrestrial planet.

15. Pulsar: A. Highly magnetized, rotating neutron star. B. Highly magnetized, rotating galactic core. B. Highly magnetized, rotating quasar. C. Highly magnetized, rotating brown dwarf.

16. Brown dwarf: A. Sub-stellar object. B. Spherical-stellar object. C. Spitzer-stellar object.

E-mail your answers, by May 2, to: lou.varricchio@myfairpoint.net. We'll publish the names of those who get 100 percent in the quiz in next week's column.

Lou Varricchio, M.Sc., is a former NASA science writer. He is a NASA-JPL Solar System Ambassador in Vermont.

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