An example of kinetic energy continuously being changed to potential energy and back again might be - f electric charges moving in a straight path g a train moving down a track h a plate sitting on the edge of a table j a girl swinging on a swing

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots