In circuit a the battery that supplies energy has twice as much voltage as the battery in circuit
b. however, the current in circuit a is only one-half the current in circuit
b. circuit a presents the resistance to the current that circuit b does.

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

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

Arocket starts from rest and moves upward from the surface of the earth. for the first 10.0 s of its motion, the vertical acceleration of the rocket is given by ay = 12.80 m/s32t, where the +y-direction is upward. (a) what is the height of the rocket above the surface of the earth at t = 10.0 s? b) what is the speed of the rocket when it is 325 m above the surface of the earth?