1) What force causes an object to travel in trajectory? a) Tension b) Friction c) Gravity d) air 2) An object in equilibrium would be a) moving in constant speed b) at rest c) moving in constant acceleration d) 2 options are correct 3) Resultant of 2 vectors means a) result of adding 2 vectors b) product of vectors c) vectors are equal d) vectors are opposite 4) If net force is not zero then a) object is at rest b) object is moving with constant velocity c) object is accelerating.

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