Across
- 1. Rate at which work is done
- 5. Substance that is dissolved
- 6. A logical, time-tested explanation
- 12. Lens that is thicker at the ends
- 14. speed in a given direction
- 17. The factor being tested in experiments
- 18. Wave with motion parallel
- 19. has properties of metals & nonmetals
- 20. Fixed pivot point of a lever
- 23. The unit of the frequency of a wave
- 24. Bouncing back of waves
- 25. Number of waves per unit of time
- 28. Wave with motion at right angles
- 30. involves the transfer of electrons
- 31. energy dependent on height
- 33. Push or pull that gives energy
- 36. the low point of a wave
- 38. Sound above the range of human hearing
- 41. Amount of space an object takes up
- 42. sound wave to determine distances
- 44. Lens thicker in the middle
- 48. Complete path of electricity
- 49. A device used to magnify objects
- 51. Rate of change in velocity
- 52. remain in motion or to stay at rest
- 55. An instrument that makes work easier
- 58. Able to be drawn into a thin wire
- 60. Change of a gas to a liquid
- 61. A device used to magnify small objects
- 62. charged particle
- 68. A positively charged particle
- 70. Able to be hammered into a thin sheet
- 72. the high point of a wave
- 73. Vaporization at the surface
- 75. The amount of matter in an object
- 77. Circuit with only one path
- 78. involves the sharing of electrons
- 80. decrease in the velocity of an atom
- 81. frequency range just above uv rays
- 84. Highest frequency wave
- 85. Substance that does the dissolving
- 88. The smallest part of an element
- 89. scale which O K is absolute zero .
- 93. not the same throughout
- 94. same throughout
- 96. energy is absorbed
- 98. Joining of two atomic nuclei
- 100. Tells you the Number of protons
- 101. Measure of the motion of molecules
- 102. Measure of the force due to gravity
Down
- 1. circuit with more than one path
- 2. bending of waves
- 3. 2 or more elements chem. combined.
- 4. substance changes phase
- 7. advantage Number of times a machine multiplies the effort force
- 8. A solution to a scientific problem
- 9. Electron in the outermost energy level
- 10. distance b/t two consecutive points
- 11. Energy of motion
- 13. Change of a liquid to a gas
- 15. Heat transfer through space
- 16. matter is extremely high in energy
- 21. wave just above visible light
- 22. 2 or more substances not chem. comb.
- 26. right side of a chemical reaction
- 27. all molecular motion ceases
- 29. bending of waves around an obstacle
- 32. stored energy
- 34. Proposed solution to a problem
- 35. Heat transfer by rising and falling.
- 37. A negatively charged particle
- 39. energy is released
- 40. Energy when a nucleus splits
- 43. Compound with a pH above 7
- 45. Force of attraction between objects
- 46. The center of an atom
- 47. Simplest type of pure substance
- 50. Energy that bonds atoms or ions
- 53. Rate at which an object moves
- 54. left side of a chemical reaction
- 56. same number of protons, not neutrons
- 57. Cannot be dissolved
- 59. substance becomes a new and different
- 63. The unit for resistance in electricity
- 64. Anything that has mass and volume
- 65. Number of protons and neutrons
- 66. energy Energy associated with motion
- 67. A neutral particle in the nucleus
- 69. Opposition to the flow of electricity
- 71. Mass of an object time its velocity
- 74. Metal Members of element Family 1
- 76. Force acting over a distance
- 79. The unit for the current
- 82. height of a wave
- 83. Compound with a pH below 7
- 86. Traveling disturbance
- 87. Ability to do work
- 90. The ability to do work
- 91. Change from solid directly to gas
- 92. Mass per unit volume
- 95. atoms combined by a covalent bond
- 97. Heat transfer through direct contact
- 99. Can be dissolved in another material