What type of convergent boundary is the himalayan mountains formed by

An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.

The amount of potential energy possessed by an elevated object is equal to

Which statement describes the formation of our sun? a disk formed of long trails of stars coiled into a spiral. it formed an elliptical flattened disk. heat and gases contracted within a nebula. gravity pushed stars away from a center core.