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.
2. Dipole-Dipole Interaction. 3. Hydrogen bonding. The strength of the intermolecular forces are as follows: dispersion forces. Dispersion Forces: These forces arise between molecules due to attraction of electrons to nuclei of other molecules or due to momentary dipoles when molecules approach each other.