Jenny has a mass of 60 kg and is standing on ice and is holding a 10 kg bowling ball. With what velocity would Jenny need to throw the bowling ball so that she slides backwards at 5 m/s?

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?

What is created when solids,liquids,an gases mix with one another

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)