Across
- 3. the birthplace of stars
- 4. phase of a star's life that fuses H to He
- 8. plate boundary defined by a colliding motion
- 9. elements are substances with the same number of ______
- 12. the major flaw with the Big Bang theory is that it goes against the law of conservation of _______\
- 14. robots sent to other planets to gather samples
- 17. sublayer of the mantle where convection currents occur
- 19. theory for the formation of the Solar System (2 words)
- 21. model of the solar system with the Earth at the center
- 26. the process by which stars make energy. heat. and light (2 words)
- 29. ________ radiation, how energy from the sun gets to earth
- 32. inner planets are considered to be this, rocky planets
- 34. a shift in spectra that tells us an object is moving towards us
- 35. sublayer of the mantle that is closest to the crust
- 36. force that draws objects towards the center
- 37. plate boundary defined by a dividing motion
- 38. when one plate goes sideways and downwards underneath another
- 43. number of peaks in a given time period of EM waves
- 45. What process causes continental drift? (2 words)
- 48. most of the nebula pulls towards the center, the outer edges spin and thin during the nebular theory, _________ disk
- 51. element with 16 protons
- 53. baby star
- 56. shape of an orbit
- 57. to go from protostar to main sequence ______ fusion has to occur
- 58. widest point of an ellipse (two words)
- 59. element with 93 protons
- 61. object spinning on axis, or around itself
- 64. ratio of focal length and major axis
- 66. where two plates meet, plate _________ (plural)
- 67. violent explosion at the end of a high mass star's life
Down
- 1. x-axis (horizontal) of the HR diagram
- 2. sublayer of the mantle that is closest to the core
- 5. ___% of all stars are main sequence
- 6. mass and ________ affect gravitational pull
- 7. _____________ space station
- 9. dust collides to form small rocky bodies called ________
- 10. element with 71 protons
- 11. step before final planets
- 13. _______ ranges form when two continental plates collide
- 15. a device that splits light into wavelength and frequency
- 16. phase of a star's life that fuses He to C
- 18. one of the final phases of a high mass star's life, formed from a smaller core
- 20. color of light with the greatest frequency
- 22. the luminosity of the sun
- 23. hotter magma rises, cooler magma falls, because of the difference in ______
- 24. comic __________ ___________
- 25. element with 77 protons
- 27. type of crust that will subduct under the other
- 28. model of the solar system with the sun at the center
- 30. ______ brightness, brightness of stars as viewed from Earth
- 31. theory of universal expansion, large explosion created universe
- 33. the second focal point of an orbit
- 39. the core of a lo/med mass star becomes this, no fusion
- 40. gravitational pull on mass
- 41. y-axis (vertical) of the HR diagram
- 42. color of stars that have the shortest lifespan
- 44. outer planets are considered to be this, gas giants
- 46. Earth's crust divided into pieces ______ plates
- 47. color of stars that have the longest lifespan
- 49. plate boundary defined by a sliding motion
- 50. distance between peaks of EM waves
- 52. a process that happens today that also happened in the past
- 54. phase of a star's life that fuses He up to Fe
- 55. a shift in spectra that tells us an object is moving away from us
- 60. type of crust you are currently sitting on
- 61. an object spinning around another object
- 62. one of the final phases of a high mass star's life, formed from a larger core
- 63. ______ brightness, brightness of stars in comparison to another star
- 65. how many atoms an object is made of