1) Two or more forces that are equal in size and are in opposite directions a) Balanced forces b) Unbalanced forces c) Equal forces d) Opposite forces e) Net forces 2) Two or more forces that are unequal in size and are in opposite directions a) Balanced forces b) Unbalanced forces c) Equal forces d) Opposite forces e) Net forces 3) The variable that is changed in an experiment a) Independent variable b) Dependent variable c) Controlled variable d) Control variable e) Individual variable f) Measured variable 4) The variable that is measured at the end of an experiment a) Independent variable b) Dependent variable c) Controlled variable d) Control variable e) Individual variable f) Measured variable 5) The variable that is not changed in an experiment and remains constant a) Independent variable b) Dependent variable c) Controlled variable d) Control variable e) Individual variable f) Measured variable 6) The unit that force is measured in a) Newtons b) Kilograms c) Centimetres d) Metres e) Degrees Cecius f) Kilopascals 7) The piece of scientific equipment that is used to measure the strength of a force a) Spring balance b) Electronic balance c) Electronic scale d) Ruler e) Measuring cylinder f) Bunsen burner 8) The combination of all forces acting on an object a) Balanced forces b) Unbalanced forces c) Net force d) Equal forces e) Unequal forces 9) Contact forces a) buoyancy b) friction c) gravity d) magnetism 10) Non-contact force a) Electrostatic b) Air resistance c) Upward force d) Twist 11) This does not reduce friction a) lubricant b) wheels c) slippery surface d) pushing harder 12) Which of these forces is in the same direction as air resistance a) upward force b) Buoyancy c) Thrust d) Drag e) Gravity

Balanced and Unbalanced Forces

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