Sound waves have two parts. the part of the wave where the particles of the medium are spread apart is called the
rarefaction
compression
pitch
amplitude

Select the correct answer. anna will wear a black dress when she attends het cousin's wedding. which color(s) does the dress absorb? a. all colors b. no colors c. red and green d. white

Which composition of water moves to begin a deepwater current?

Convection currents are caused by differences in what two things?