The difference in of p and s waves provides a method for determining the epicenter of an earthquake.

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

Why should seat belts not be mandatory quick plz

Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?