A. If you set a cannonball to 1500 m/s, what happens? Explain why you think it moves this way.

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?

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

What is an aquifer for science class