Closed clusters are groups of closely grouped stars that are located along the spiral disk of a galaxy. True or
False

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

(**i would really appreciate if this was answered soon** ) which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.