Are sound waves are a type of transverse wave. true or false

Which statement best describes how private industry decides where to spend the money on research and development

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

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?