Two identical metal spheres are placed close to one another, One is given a large negative charge. The two are then connected by a wire. Use the idea of electric force to explain what happens next

What if? if the temperature near the cliff suddenly falls to 0°c, reducing the speed of sound to 331 m/s, what would the initial speed of the rock have to be (in m/s) for the soccer player to hear the sound of the splash 2.90 s after kicking the rock?

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?