Your SlideShare is downloading. ×
Ast Ch 01 Ques
Ast Ch 01 Ques
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

Ast Ch 01 Ques

223

Published on

Published in: Technology, Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
223
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
3
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. Ch. 01: Understanding the Starry Sky 1. Define: Celestial Sphere 2. Define: Ecliptic 3. How are the 12 zodiac constellations different from all others? 4. Define: Circumpolar Constellations 5. What languages are star names derived from? 6. Define: Apparent Magnitude 7. Describe Hipparchus’s magnitude scale. 8. Define: Celestial Equator Fill In: Earth Globe Celestial Sphere 9. Celestial Equator Prime Meridian 10. 11. Declination Longitude 12.
  • 2. 13. What is the difference between the horizon system and the equatorial system of celestial coordinates? 14. Define: Zenith, Horizon, Meridian 15. The height of Polaris above the north horizon is equal to an observer’s _______________. 16. About how far does the sun move on the ecliptic every day? 17. Is the northern hemisphere tipped toward or away from the sun (a) in December? __________ (b) in June? __________ 18. What motion of earth causes the 4-minute difference between a sidereal and solar day? 19. How long does the earth take to undergo one precession cycle? 20. If Thuban was the polestar in 3000 B.C., and Polaris is the current polestar, what star will be the polestar in 14,000 A.D.?

×