The x and y components of vector s are -30.0 m and +40.0 m, respectively. find the magnitude of s and the angle between the direction of s and the positive direction of the x axis. draw the vector on a two axis coordinate system as well.

Match each scenario to the form of energy it represents

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.

Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign