How does a machine change to make check all that apply

Which is an advantage of subdividing science into different areas?

Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?

The inverse square law applies to: intensity of sound gravitational force intensity of light electric force magnetic force