Which term describes the number of crests that pass a point in a given amount of time?

period

wave speed

frequency

wavelength

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

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?

If jason ii needs 15 kw of power at 300 volts to operate, what amperage of current must flow through the cable?