In the drawing above, what type of simple machine is shown in red?

Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 11.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.80 m/s; (b) he is then lifted at the constant speed of 4.80 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 78.0 kg rescue by the force lifting him during each stage

How have the competing explanations' experiments on atoms affected the development of the atomic model?

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island