5. negative / positive???????负的/正的

6. coordinate axes?? ?????????坐标轴

7. displacement/distance?位移/路程

8. time interval???????? ?????????时间间隔

9. mechanics?? ???????????????????力学

10. kinematics ???????????????????运动学

11. dynamics?? ???????????????????动力学

12. net force??? ???????????????????合力

13. apply? ????????????????????????????应用/施加

14. be directly proportional to?????????正比例

15. be inversely proportional to???????反比例

16. inertia???????? ???????????????????惯性

17.particle??????? ???????????????????质点/粒子

18. quantity???? ???????????????????物理量

19. dimension? ???????????????????维度

20. initial value???????? ?????????初始值

21. velocity?????? ???????????????????速度

22. average speed ????????? ?????????平均速率

23. instantaneous ??????????瞬时的

24. definition???????????? ?????????定义

25. constant/varying????????恒定/变化

26. distinguish????????? ?????????区分

27. conclusion?????????? ?????????结论

28. vice versa??????????? ?????????反之亦然

29. deceleration????????????????减速度

30. speed up/slow down?加速/减速

31. at rest????????????????? ?????????静止

32. free fall??????????????? ?????????自由落体

33. resolve???????????????? ?????????分解

34. combine vectors ??????合成矢量

35. resultant vector???????? ?????????合矢量

36. component vector?????分矢量

37. tail-to-tip method??????首位相连法

38. parallelogram ? ?????????平行四边形

39. to scale??????????????? ?????????按比例

40. reverse order???? ?????????反顺序

41. extend to??????????? ?????????拓展

42. opposite ??????????? ?????????相反的

43. add / subtraction ?????加?/?减

45. sine/cosine??????????????????正弦/余弦

46. tendency ?????????? ?????????趋势

47. uniform velocity ???????匀速

48. straight line??????? ?????????直线

49. acting point??????? ?????????作用点

50. weight???????????????? ?????????重量

51. SI units???????????????? ?????????国际单位制

52. convert units????? ?????????转化单位

53. contact force???? ?????????接触力

54. normal force????????????????法向力

55. vertical downward?????竖直向下

56. perpendicular??? ?????????垂直

57. microscopic ???????????????微观

58. free-body diagram?????隔离受力图

59. force diagram??? ?????????受力示意图

60. crate ????????????????? ?????????箱子

61. kinetic /static friction?动/静摩擦力

62. coefficient?????????? ?????????系数

63. incline????????????????? ?????????斜面

64. fixed/free pulley?????????定/动?滑轮

65. tension of cable ?????????绳子的张力

70. variable?????????????? ?????????变量

71. momentum??????????????????动量

72. impulse??????????????? ?????????冲量

73. collision?????????????? ?????????碰撞

74. elastic????????????????? ?????????弹性的

75. uniform??????????????? ?????????均匀的

76. circular??????????????? ?????????圆的

77. gravitation?????????????????? ?????????引力

78. centripetal?????????????????? ?????????向心的

79. center of mass? ?????????质心

80. rotational inertia????????转动惯量

81. torque????????????????? ?????????力矩

82. rigid body??????????? ?????????刚体

83. angular ????????????? ?????????角度的

84. orbit??????????? ???????????????????轨道

85. equilibrium???????????????????平衡

86. simple harmonic?????????简谐的

87. attach????????????????? ?????????系住

88. amplitude?????????? ?????????振幅

89. restoring force? ?????????回复力

90. maximum/minimum??最大/最小

91. force constant?? ?????????劲度系数

92. period/frequency???????周期/频率

93. oscillation?????????? ?????????振动

94. spring/pendulum????????弹簧/单摆

95. compress/stretch??????压缩/拉伸

96. Hooke’s law??????? ?????????胡克定律

97. swing????????? ???????????????????摆动

98. electric field?????? ?????????电场

99. quantized??????????? ?????????量子化

100. Induction????????? ?????????感应

101. Field lines???????????????????电场线

102. charge?????????????? ?????????电荷

103. coulomb??????????? ?????????库伦

104. permittivity???????????????介电常数

105. superposition? ?????????叠加

106. attract/repulse????????吸引/排斥

107. dense/sparse? ???????密/疏

108. electri dipole ??????????电偶极子

109. conductor/insulator导体/绝缘体

110. equivalent??????? ?????????等同的

111. current/circuit ????????电流/电路

112. ampere/voltage ?????安培/伏特

113. resistance??????????????????电阻

114. resistor???????????? ?????????电阻器

115. resistivity ?????????????????电阻率

116. combination??????????????组合

117. emf?????????? ???????????????????电动势

118. series/parallel ?????????串/并联

119. potential difference??????????电势差

120. ammeter/voltmeter电流表/电压表

121. junction rule???? ?????????节点定则

122. loop rule??????????? ?????????环路定则

123. grounded????????? ?????????接地

124. ohm??????????????????? ?????????欧姆

125. cross-section?? ?????????截面

126. transversal wave?????横波

127. longitudinal wave????纵波

128. crest/trough?????????????波峰/波谷

129. propagate??????????????????传播

130. medium???????????? ?????????介质

131. wavelength???????????????波长

132. interfere?????????? ?????????干涉

133. constructive??????????????相长

134. destructive????????????????相消

135.?standing wave??????驻波

136. resonance??????????????????共鸣

137. node/antinode??????????波节/波腹

138.Doppler effect ?????????多普勒效应