Question number 7, how to calculate the equivalent resistance of the combination of resistors.

In a system, when potential energy decreases, then entropy also decreases. true false

How is the gravitational force related to the distance between two objects?

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.