What does a generator do? O A. Turns mechanical energy into electrical energy
O B. Turns sound energy into electrical energy
O c. Uses electricity to make magnets
O D. Turns electrical energy into mechanical energy

Natural forces that can alter ecosystems include seasons and climate changes. t or f

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?

Two cans on a sunny window one black and the other white construct and explanation of the effect of sun will have on both cans over a two hour period?