A parallel circuit has two 8.0 ohm resistors and a power source of 9.0 volts. Of a 12.5 ohm resistor is added to the circuit in parallel, how will the current be affected and what value will it have?

A pendulum bob is given some initial potential energy by raising it. Next it is released. Compare this maximum potential energy with the energy the pendulum bob contains at the lowest part of its path. A.

Henry was given this cool toy for his birthday; he can use it to tell how fast someone is going at that moment in time. the toy must calculate the persons ... average velocity average speed acceleration instantaneous speed

what would happen if we were to put solid balls of the same shape and size, but made of different materials, in the column of liquid?

Vector A → has magnitude 8.78 m at 37.0 ∘ from the + x axis. Vector B → has magnitude 8.26 m at 135.0 ∘ from the + x axis. Vector C → has magnitude 5.65 m at 210.0 ∘ from the + x axis.

A 2,300-kg truck is traveling down a highway at 32 m/s. What is the kinetic energy of the truck? A. 1,200 J B. 37,000 J C. 1,200,000 J D. 37 J

A small ball of mass m is aligned above a larger ball of mass M = 0.63kg (with a slight separation) and the two are dropped simultaneously from a height of 1.8m.

If you apply a force of 1.0 n to a cart of mass 1.0 kg with negligible friction, what do you expect the acceleration to be?

How does a stars life begin?

Bart stole a watermelon and ran 5,000 feet from the cops and they chase lasted 0.1 hours how fast was Bart running in miles per hour

suppose you had two small boxes, each containing 1.0 g of protons. (a) If one were placed on the moon by an astronaut and the other were left on the earth, and if they were connected by a very light (and very long!