In the game of curling a large stone is sliding along the ice (zero friction) toward a target (somewhat like bowling). If a 20 kg curling stone sliding at 3.5 m/s strikes another identical stone at rest and causes it to move off along the original stone's path. A). Calculate the resultant speed of the first stone if a force of 1000 N acts for a time of 50 ms.

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?

Which of the following statements correctly describes a transformer?

The unit of resistivity is the: ohm ohm-cm volt coulomb