Primary waves travel through Earthâs crust at an average speed. of about 5 kilometers per second (3 mi/s). Primary waves can travel. through solids, liquids, and gases. As they pass through a material, the. particles of the material are slightly pushed together and pulled apart.
Why This Occurs. Emotional detachment is usually an issue caused by severe, intense anxiety - most notably panic attacks, although any form of severe anxiety can cause emotional detachment. While it's not entirely clear what causes this detachment, it most likely is a coping mechanism for the brain.
What is a detached retina. A retinal detachment occurs when the retina is pulled away from its normal position in the back of the eye. The retina sends visual images to the brain through the optic nerve.When detachment occurs, vision is blurred. A detached retina is a very serious problem that almost always causes blindness unless it is treated.hat is a detached retina. A retinal detachment occurs when the retina is pulled away from its normal position in the back of the eye. The retina sends visual images to the brain through the optic nerve.