Which of the following statements correctly describes the relationship between s

Question

Which of the following statements correctly describes the relationship between stars and constellations? a. Only stars close to the ecliptic (the Earth's orbital plane) are located in constellations. b. Every star is located in a constellation. c. Only the brighter stars are in constellations d. Only those stars that were visible to the ancient Greeks are located in constellations 13. 14. If an observer lives at Earth's Equator, the stars motion would be a. inclined. b. vertical. c. horizontal. d. Unknown. 5. If you are standing at the Earth's North Pole, which of the following would be located at the zenith? a. The nadir b. The star Vega CThe celestial equator d. The north celestial pole During the month of June the north celestial pole points towards Polaris, but during the month of December it points towards a. again Polaris b. Rigel. c. Vega d. towards me. I am special, like my teacher 16. 17. The ecliptic can be defined as a. the plane that is perpendicular to the Earth's axis of rotation. b. the projection of the Earth's equator onto the sky c. the path traced out by the Moon in our sky in one month against the background stars d the path traced out by the Sun in our sky over one year against the background stars. At which location on Earth does the Sun cross the zenith point at winter solstice? a. 18. Tropic of Cancer b. Tropic of Capricorn. c. Equator d. North Pole.

Explanation / Answer

13) (a) every star is located in a constellation.

14) (b) vertical.

15) (d) the north celestial pole.

16) (a) again polaris (The Earth's axis is tilted in the same direction all the time, so Polaris is the North Star all year long.)

17) (d) the path traced out by the Sun in our sky over one year against the background stars.

18) (b) tropic of capricorn

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