Astronomy Terms Quiz
19 Questions
| Total Attempts: 132
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A quiz on astronomical terms. Reasonably hard at times and 20 questions long. Also you only get a half minute per question.
Questions and Answers
- 1.What is the process by which small particles coalesce to form planets or satellites?
- A.
Oblate
- B.
Conjunction
- C.
Combination
- D.
Accretion
- E.
Declination
- 2.What is the point 90 degrees from the horizon directly above an observer referred to?
- A.
Nadir
- B.
Parsec
- C.
Syzygy
- D.
Solstice
- E.
Zenith
- 3.The study of how the universe was formed is what?
- 4.The study of the properties, processes, and evolution of the universe is what?
- 5.What is a pattern of stars that is not a constellation known as?
- A.
Group
- B.
Nebula
- C.
Asterism
- D.
Sidereal
- E.
Umbra
- 6.Most planets appear to spin eastward, like the earth. However some don't and that apparent westward rotation is known as -------- motion
- A.
Synchronous
- B.
Parallax
- C.
Prominent
- D.
Retrograde
- E.
Backward
- 7.The angle of an object eastward from the vernal equinox along the celestial equator and is the equivalent of celestial longitude is what?
- A.
Right ascension
- B.
Left ascension
- C.
Parallax
- D.
Eclptic
- E.
Declination
- 8.What is the full name of the H-R Diagram
- A.
Heat-Radiation Diagram
- B.
Hertzsprung-Russell Diagram
- C.
Halley-Russell Diagram
- D.
Hawking-Ryans Diagram
- E.
Herschel-Roberts Diagram
- 9.What term gives the distance from the center of a collapsing star where not even light can escape from the gravitational pull? (two words)
- 10.True or False? Spring tides occur at the new moon and full moon most frequently.
- 11.What is the minimum required mass of a black hole? (in solar masses)
- 12.What is the point in a black hole where space and time are infinitely distorted and the density is infinite (for all mathmatical purposes) known as?
- 13.What is the time it takes a the moon to complete one cycle of its phases as seen from earth known as? (not a number of days or "lunar")
- 14.Which is the word that has the least relation to the others?
- A.
Solar
- B.
Umbra
- C.
Albedo
- D.
Lunar
- E.
Eclipse
- 15.What is the distance from a planet where the planet's gravity will literally tear a certain object apart is known as what?
- 16.IsWhich of Kepler's laws says that an imaginary line joining a planet to the sun sweeps out equal areas of an ellipse over equal intervals of time?
- A.
1st
- B.
2nd
- C.
3rd
- D.
4th
- E.
5th
- 17.Which of Kepler's laws says that each planet moves about the Sun in an orbit that is an ellipse with the Sun at one of the foci of said ellipse?
- A.
1st
- B.
2nd
- C.
3rd
- D.
4th
- E.
5th
- 18.Which of Kepler's laws says that the square of the period of revolution of a planet is in direct proportion to the cube of the semimajor axis of its orbit?
- A.
1st
- B.
2nd
- C.
3rd
- D.
4th
- E.
5th
- 19.Name one of the 5 major layers of the sun
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