1.       Force is _________________________________

  2.       Contact force is _________________________________________

  3.       Examples of contact forces ___________________________

  4.       Field force is ___________________________________________

  5.       Examples of field forces ______________________

  6.       Dynamometer is ________________________________________________

  7.       What is Net Force? ______________________________________

  8.       The First Law of Motion ________________________________________________________

  9.       Inertia is _____________________________________________________________

  10.   The Second Law of Motion _________________________________________________

  11.   Define 1N _______________________________________________________________

  12.   Inertial reference frame is _____________________________

  13.   Weight is _____________________________________________________

  14.   The Third Law of Motion ________________________________________

  15.   Properties of action-reaction forces __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

  16.   Norma contact force __________________________________________________________

  17.   Tension force ______________________________________

  18.   Internal force_________________________________________

  19.   External force______________________________

  20.   Force of friction _______________________________________________

  21.   Internal forces ___________________________________________________________

  22.   External forces_____________________________________________________

  23.   Kinetic friction ______________________________________________

  24.   Static friction ____________________________________________

  25.   Properties of friction ______________________________________________

  26.   Formulas for friction ____________________________________________

  27.   What causes friction? _________________________________________________

  28.   Terminal velocity ______________________________________________

  29.   Air resistance ________________________________________________

  30.   Air drag ____________________________________________

  31.   Formula for air drag ______________________________________________

  32.   Actual weight _____________________________________________________

  33.   Apparent weight _________________________________________________

  34.   Weightlessness __________________________________________________

  35. Papers

Problems

Solved problems from note book, papers, drawing free – body diagrams, 3,13,14,16,18,30,31,33,34,37,87,72