what is the acceleration of a softball if it has a mass of 0.50kg and hits the catcher’s glove with a force of 25 N

When applying kirchhoff's rules, one of the essential steps is to mark each resistor with plus and minus signs to label how the electric potential changes from one end of the resistor to the other. the circuit in the drawing contains four resistors, each marked with the associated plus and minus signs. however, one resistor is marked incorrectly. which one is it?

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Which example has gravitational potential energy? a.a horse slowing down from a run b.an apple about to fall from a tree branch c.a bicycle being pedaled down a horizontal path d.beaker sitting on the floor