Professional and olympic athletes follow a strict workout to be at top performance?

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force