When all the forces on an object are equal and opposite, & the net force is zero, that's.. unbalanced forces. reaction forces. terminal velocity. balanced forces.

Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

Consider a system to be two train cars traveling toward each other. what is the total momentum of the system before the train cars collide?   kg • what must the total momentum of the system be after the train cars collide?   kg •