The difference in electrical potential energy between two places is called: a. resistance
b. friction
c. induction
d. voltage

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.

Language is not the only way that humans communicate. describe how we use sound, touch, chemicals, and sight to communicate. need answer asap