A 6-kg ball traveling westward at 30 m/s hits a 20-kg ball at rest. The 6-kg ball bounces east at 9.0 m/s. What is the speed and direction of the 20-kg ball? Use Given, Find, Equation. Show all your works. Write your answer in complete sentence.

a small object of mass 3.66 g and charge -17.6 µc is suspended motionless above the ground when immersed in a uniform electric field perpendicular to the ground. what are the magnitude and direction of the electric field?

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.

the area between the graph and the t axis