AR Time until 10:29

1. AR Timeuntil 10:29 1

2. Student Planner April 13, 2015 Place this in the proper place All work due Friday, the end of the triad. You need planner, notes, pen/pencil

3. Last 3 minutes - Check floor for cleanness. 2

4. Astronomy Night Bring in your RSVP NOW. \We need a count on number of people attending to buy food. RSVP Slips Available! Bring 2 liter soft drink bottles so we can make rockets! 2

5. End Planner Entries 2

6. REVIEW OF LAST CLASS April 10

7. Summary: We had a standard opening. We corrected the vocabulary test, then worked on the Astronomy Facts worksheet. Planner grading, and collecting notebooks finished the class

8. Answer the last class’s EQ which was: Essential Question: Why is the Sun yellow in color?

10. Warm Up

11. 1. The galaxies pictured above would best be classified asAbarred galaxies. Bspiral galaxies. Cirregular galaxies. Dsymmetrical galaxies.

12. 2. A galaxy is best described as a cluster of Ahundreds of stars.Bthousands of stars. Cmillions of stars. Dbillions of stars.

13. 3. To express the distance between the Milky Way galaxy and other galaxies, the most appropriate unit of measurement is theA meter. B kilometer. C light-year. Dastronomical unit.

14. 4. Which of the following sets contains only objectsthat shine as a result of reflected light?Amoons, planets, and comets Bmoons, comets, and stars Cplanets, stars, and comets Dplanets, stars, and moons

15. Answers

16. 1. The galaxies pictured above would best be classified asAbarred galaxies. Bspiral galaxies. Cirregular galaxies. Dsymmetrical galaxies.

17. 1. The galaxies pictured above would best be classified asBspiral galaxies.

18. 2. A galaxy is best described as a cluster of Ahundreds of stars.Bthousands of stars. Cmillions of stars. Dbillions of stars.

19. 2. A galaxy is best described as a cluster of Dbillions of stars.

20. 3. To express the distance between the Milky Way galaxy and other galaxies, the most appropriate unit of measurement is theA meter. B kilometer. C light-year. Dastronomical unit.

21. 3. To express the distance between the Milky Way galaxy and other galaxies, the most appropriate unit of measurement is theC light-year.

22. 4. Which of the following sets contains only objectsthat shine as a result of reflected light?Amoons, planets, and comets Bmoons, comets, and stars Cplanets, stars, and comets Dplanets, stars, and moons

23. 4. Which of the following sets contains only objectsthat shine as a result of reflected light?Amoons, planets, and comets

24. Today’s Homework All work due by this Friday

25. Today • Finish Astronomy Facts WS • Smart Chart Construction • Turn in Solar System Worksheet AND Astronomy Facts WS. • Videos

26. Videos • Extreme stars • Black Holes • Big Bang

27. Sun • Period of rotation = 25 days • Revolution = 250 MY • Diameter = 700,000 km • Gravity = 28x Earth’s • Temperature range = 10,000 degrees F, 5,500 degrees C • Atmospheric gas: plasma • Estimated Life = 10 BY

28. Mercury • Moons = 0 • Atmosphere gasses = O = 42%; Na= 29%; H = 22%; He = 6%

29. Venus • Moons = 0 • Atmosphere gasses = Carbon Dioxide

30. Earth • Moons = 1 • Atmosphere gasses = N = 78%; O = 21%; Ar = 1%; (Carbon dioxide = 0.004%

31. Earth • Moons = 1 • Atmosphere gasses = N = 78%; O = 21%; Ar = 1%; (Carbon dioxide = 0.004%)

32. Mars • Moons = 2 • Atmosphere gasses = Carbon Dioxide = 95%; N = 3%

33. Jupiter • Moons = 67 • Atmosphere gasses = H= 90%; He = 10%

34. Jupiter • Moons = 67 • Atmosphere gasses = H= 90%; He = 10%

35. Saturn • Moons = 62 • Atmosphere gasses = H; He; Methane

36. Uranus • Moons = 27 • Atmosphere gasses = H; He; ammonia; water

37. Neptune • Moons = 14 • Atmosphere gasses = H; He; ammonia; water

38. Pluto (a dwarf planet) • Moons = 5 • Gravity = 1/12 Earth’s • Atmosphere gasses = N, methane and carbon monoxide

39. Distances