An angiogram uses X-rays and a special dye (contrast) to take pictures of the arteries in your brain, heart, and kidneys. The dye is injected into a small tube or catheter into an artery in your groin or (sometimes) your arm.
As the cloud collapses the force of gravity drawing the cloud inward gradually becomes stronger because the strength of gravity follows an inverse square law with distance. hoâ¦pe that helps.
The gravitational attraction of the original gaseous matter present in the Universe caused it to begin coalescing, forming stars â and the stars to group together into galaxies â so gravity is responsible for many of the large scale structures in the Universe.