Las dimensiones de una piscina rectangular son 20 m de largo, 6 m de ancho y 2,5 m de profundidad. Encuentra:
a) La presión manométrica en el fondo de la piscina
b) La fuerza en el fondo de la piscina debida al agua que contiene
c) La presión absoluta en el fondo de la piscina

The “death throes” of stars are amongst the most complex phenomena in all of astronomy, and the “corpses” of stars amongst the most energetic and exotic objects in existence. beginning at the end of the core helium fusion stage in a star’s life, describe in detail the post-main sequence development of both (a) a 1.0 solar mass star, and (b) a 25.0 solar mass star. in what significant ways do they differ? what role does each of these types of stars play in the "star-gas-star" cycle and the evolution of chemical elements in our galaxy?

A110-pound person pulls herself up 4.0 feet. this took her 2.5 seconds. how much power was developed? 0.13 hp 0.32 hp 2.0 hp 3.1 hp

Science and technology are interdependent. advances in one lead to advances in the other. give an example of this phenomenon.