1) it takes a balanced force to accelerate an object true false 2) the force of weight is caused by the pull of the earth’s gravity. true false 4) force is equal to mass multiplied by acceleration. true false 5) horizontal and vertical forces are found with the same formula. true false 6) define force. 7) classify the following as horizontal forces (h), vertical forces (v), or both (b). lifting a book above the table. a.) horizontal forces (h) b.) vertical forces (v) c.) both (b) 8) classify the following as horizontal forces (h), vertical forces (v), or both (b) pushing a lawn mower. a.) horizontal forces (h) b.) vertical forces (v) c.) both (b) 9) classify the following as horizontal forces (h), vertical forces (v), or both (b). using a wheel barrow. a.) horizontal forces (h) b.) vertical forces c.) both 10) classify the following as horizontal forces (h), vertical forces (v), or both (b). doing a push up. a.) horizontal forces (h) b.) vertical forces (v) c.) both (b) 11) a sports car and a fully loaded semi truck pull side by side at a red light. using your knowledge of acceleration, predict which will accelerate faster when the traffic light turns green. cite reasons for your answer.