I some places, hot water from underground can shoot up into the air through a hole in the ground. When this happens the ground surrounding the water increases in temperature. What happens to the molecules in the ground when the temperature of the ground increases

What type of matter is made of only one kind of atom

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as