Two in-phase speakers are 10.0 m apart. They emit sound with a frequency of 553.33 Hz. A microphone is placed half-way between the speakers and then moved along the line joining the two speakers until the next point of constructive interference is found. At what distance from the midpoint is that next point

it breaks and dirupture other materials and other sencews from the bottom

a lot of it means it can be "burned" for energy and sold at one price. if it is scarce, the price will go up

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.