. A force of 16 N acts on a mass of 11 kg at an angle of 18à above the horizontal. Given the particle is on the point of slipping, what is the coefficient of friction between the particle and the plane?

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?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

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