A sound wave travels in a straight line at a constant speed of 660 mph. What is the acceleration of the sound wave? Explain your answer.

Natural forces that can alter ecosystems include seasons and climate changes. t or f

Is it possible to use the energy from two atoms colliding to create a clean burning lasting fuel source with a large amount of force? is it also possible to harness that energy from the two atoms colliding to create a clean energy source that will last for years from just two atoms colliding. is there a possibility to control and store that energy for years but slowly let the energy out enough to power cities cheaper and faster.

What are two different ways you could find the value of a? explain these methods.