Astronomy Overview Outline. Very detailed!

2. Value

3. Astronomy: the study of the universe

4. Astronomers: the scientists who study astronomy

5. Astronomers study astronomy for the pure fact of wanting to know more (learning) and that it is beneficial to humans.

6. Characteristics

7. The Universe is 14 BILLION years old or more

8. Contains galaxies. Galaxies are large collections of stars and dust

9. Levels of Age Organization: Universe, Galaxy, Solar System, The Sun, Planets

10. Measurement

11. Distance can be measured by:

12. Astronomical Units: AU

13. OR Light Years: Speed of Light/ Distance

14. Devices

15. An example of an instrument used in space and in Astronomy is a telescope

16. Rotating

17. Rotation: Earth spinning on its axis

18. Rotation Time: Approx. 1 day

19. Sun Rising:

20. Sun appears to rise East ( Morn.) to West (Night)

21. The part of the Earth facing the Sun experiences Sunlight.

22. The Foucault Pendulum

23. Evidence that Earth rotates

24. By J. Foucault

25. The Reason that the pendulum was moving was that the floor (floor being Earth) moving

26. The Coriolis Effect

27. Evidence that the Earth Rotates

28. States that ocean currents and the wind belts don’t move in straight paths