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14 questions
what is a force?
a push or a pull
change in displacement
change in direction
which of these is an effect of force?(tick mark the correct answers)
force can start a motion
force can stop a motion
force can change the direction of motion
force can change the shape of an object
force can change the speed a moving object
The forces that need two objects to be in contact with each other are called.......
contact forces
non-contact forces
electric forces
magnetic forces
select the examples of contact forces.(tick mark the answers)
normal reaction
tension
friction force
gravitational force
Applied Force
select the non contact forces.(tick mark your answers)
gravitational force
electric force
magnetic force
friction force
what kind of force is shown in this picture?
gravitation force
electric force
magnetic force
friction force
what kind of force is represented in the picture by
fgravitation force
electric force
magnetic force
friction force
what is the force acting in the ropes of the swing?
tension
normal reaction
friction
gravitation
what force is applied on the book by the table.(represented by R)
normal reaction
friction force
magnetic force
what is the force used to attract the scarp iron?
magnetic force
tension
electric force
friction
what force is pulling the apple down?
gravitational force
tension
normal reaction
what is force acting in the strings?
tension
normal reaction
gravitation
what is the force shown in the picture?
magnetic force
electric force
applied force
what is the force applied by the person on the box?
Normal reaction
Applied Force
tension
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