In the video above, when you clicked on the center of the ball to track its horizontal (x-direction) motion, what did you notice about the separation between the vertical lines

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 the momentum of a 2 kg object moving at 15 meters per second

The ability to make things happen is also called a. heat b. force c. matter d. energy