Across
- 2. properties in between, or that are a mixture of, those of metals and nonmetals
- 5. the number of protons and neutrons in an atom of an element
- 8. the semi-permeable layer of a cell that controls what goes in and out of a cell
- 10. caused by air moving from areas of high pressure to areas of low pressure
- 11. a round galaxy, generally containing old stars
- 13. stored energy by position
- 15. a galaxy with no regular shape
- 16. tides formed when the Earth, Sun, and Moon form a 90 degree angle
- 18. a push or pull
- 20. the Earth's ____ is 23.5 degrees
- 21. vertical columns on the periodic table
- 22. the body system that includes bones
- 24. energy in motion
- 26. one parent; identical offspring
- 27. the chemical substances found on the left side of the arrow in a chemical reaction
- 28. succession that occurs following a disturbance that destroys an environment
- 30. organisms that are reliant on other organisms to feed
- 31. the organelle in plants that collects sunlight for photosynthesis
- 35. the type of change that results in a new substance and cannot be changed back easily
- 38. the movement of sediment to a new location
- 42. speed with a direction
- 43. to spin on an axis
- 46. a subatomic particle with a positive charge
- 47. horizontal rows on the periodic table
- 49. the process of laying down sediment in a new location
- 50. a single celled organism
- 54. an organism that breaks down wastes and dead organisms
- 56. any opaque, fusible, ductile, and typically lustrous substances that are good conductors of electricity and heat
- 57. the body system that helps the body achieve homeostasis with chemicals
- 59. the body system that exchanges gases
- 60. the force that governs the movement of the solar system
- 61. parts of an environment that are not alive and have never been alive
- 62. the phases of the moon in which the lit side of the moon is fading
- 63. a subatomic particle with a negative charge
- 64. succession that occurs when no soil is present
- 65. the rigid outer layer of plant cells
- 67. organisms that eat both plants and meat
- 70. the type of boundary found when 2 tectonic plates move towards each other
- 72. the gel-like substance in cells that helps hold organelles in place
- 74. a substance made up of two or more elements chemically bonded
- 76. organisms that only eat meat
- 77. the type of force that has a net force equal to zero
- 78. moon phase when the entire side facing Earth is illuminated
- 79. in a chemical formula, a number that comes before a molecule and applies to entire molecule
- 80. organisms that only eat plants
- 81. a place where an organism lives
- 83. the type of change that only alters the appearance but not the name and can be changed back
- 84. the type of cell with a nucleus
- 85. the type of boundary found when 2 tectonic plates move away from each other
Down
- 1. to move around the Sun
- 3. the type of boundary found when 2 tectonic plates slip or slide past each other
- 4. the body system that is responsible for breaking down food
- 6. in a chemical formula, a number below and to the right of a symbol indicating number of atoms
- 7. the type of force that is not equal and results in a change in motion
- 9. tides formed when the Earth, Sun, and Moon are in a straight alignment
- 12. a variety of living organisms
- 14. the distance light can travel in one year
- 17. the type of cell with no nucleus
- 19. determined using the formula distance over time
- 23. the organelle responsible for holding water
- 25. a subatomic particle with a neutral charge
- 29. usually poor conductors of heat and electricity, and brittle or crumbly when solid
- 32. a convergent boundary where one plate sinks beneath the other
- 33. the outermost electrons of an atom
- 34. the phases of the moon in which the lit side of the moon is growing
- 36. the power house of a cell
- 37. a current created by the rising of a heated substance and the sinking of the cooler substance
- 39. moon phase in which the Moon is in between the Earth and Sun and the dark side faces the Earth
- 40. an animal that hunts other animals for food
- 41. the chemical substances found on the right side of the arrow in a chemical reaction
- 44. the body system that helps control the body
- 45. the number of protons in an atom of an element
- 48. the breaking down of sediment to smaller pieces
- 51. parts of an environment that are living or were once alive
- 52. two parents; diverse offspring
- 53. found by dividing mass by the volume
- 55. the body system that aids in movement
- 58. a large cloud of gas and dust where stars are born
- 66. an animal that is hunted for food
- 68. the amount of matter in an object
- 69. organisms that are "self feeders" or able to make their own food
- 71. the type of galaxy with arms and bulge at the middle (ie. Milky Way)
- 72. the body system that contains the heart
- 73. organisms made up of more than one cell
- 75. speeding up, slowing down, or changing direction
- 82. the tendency of an object to resist a change in motion