A source emits a sound and is represented by the red dot in this map. Four people are located around the source, and the circles represent the sound wave. An illustrations with circles spreading out from a point. On the left the spacing is very close together and on the right the spacing is farther apart. There is an A farthest left and a D farthest right. Just to the right of the dot is C and bove that B. As the source moves west, which person hears the highest pitch?

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

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?