1 / 32

Ephrata Middle School Science

Ephrata Middle School Science. Miss Rand Astronomy. #1 The lifetime of a star depends on. temperature . brightness. A:. B:. mass. magnitude. C:. D:. mass. #2 A supernova is the explosion Of a dying. Medium sized star. Giant or super giant star. A:. B:. protostar. nebula.

adria-brown
Download Presentation

Ephrata Middle School Science

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Ephrata Middle School Science Miss Rand Astronomy

  2. #1 The lifetime of a star depends on temperature brightness A: B: mass magnitude C: D:

  3. mass

  4. #2 A supernova is the explosion Of a dying Medium sized star Giant or super giant star A: B: protostar nebula C: D:

  5. Giant or super giant star

  6. #3 More than ½ of all stars are Members of groups of 2 or more Stars called Eclipsing binary galaxies A: B: Star systems Star clusters C: D:

  7. Star systems

  8. #4 The solar system formed from Expanding galaxy Giant cloud of gas A: B: explosion Black hole C: D:

  9. Cloud of gas

  10. #5 The brightness of a star Depends on Distance/temp. Size/temp. A: B: Distance/color C: D: Color/ temp.

  11. Size/ temp.

  12. #6 Scientists think our universe is 1-5 myo 1-2 myo A: B: 10-15 myo 100-200 myo C: D:

  13. 10-15 myo

  14. #7 The force that tends to pull Together the matter in stars is fusion gravity A: B: fission expansion C: D:

  15. gravity

  16. #8 Black holes form from stars that collapse fast Lose gravity attraction A: B: 40 * mass of sun White dwarfs C: D:

  17. 40 times mass of sun

  18. #9 When the north end of earth’s Axis is tilted toward the sun, North America Will experience More direct rays/shorter days More indirect rays/longer days A: B: More direct rays/shorter days More direct rays/longer days C: D:

  19. Direct rays/longer days

  20. #10 How large is the moon Compared to earth? ½ diameter Same diameter A: B: 1/4 diameter 1/8 diameter C: D:

  21. 1/4 diameter of earth

  22. #11 What do inner planets have In common? Rocky surface Made of gas A: B: Same rotation Large C: D:

  23. Rocky surfaces

  24. #12 Because the moon rotates once for Earth revolution around earth Different sides of moon face earth We see some phases more than others A: B: Never see far side Always full C: D:

  25. Never see far side

  26. #13 Some astronomers think Pluto Should not be a planet because Too far away No moon A: B: Cannot be seen with telescope Too small C: D:

  27. Too small

  28. #14 The hypothesis that Mars may Once have had the conditions To support life based on Same size as earth Red surface A: B: Dried stream beds canals C: D:

  29. Dried stream beds

  30. #15 Saturn’s rings are made up of Nitrogen/ hydrogen Ice and water vapor A: B: Volcanic dust Chunks of ice and rock C: D:

  31. Chunks of ice and rock

  32. Great Job!!!! Thank you for playing!

More Related