What is the ground water ?

What is ground water? What are the sources of water which are fed by ground water?

What is the energy of the electron in He^(Theta) in the ground state ?

What is a ground wave? Why short wave communication over long distance is not possible via ground waves?

_________are one internodes long runners, usually found in rosette plants at the ground/water level.

What is the source of water in each of the following ? (a) Wells (b) Ground (c) Atmosphere

A gardener holds a pipe of inside cross-sectional area 3.60 cm^(2) at a height of 1.50 m from ground. The opening at the nozzle of pipe has cross-sectional area 0.250 cm^(2) . Water velocity in the segment of the hose that lies on the ground is 50.0 cm//s . a. What is the velocity of water leaving the nozzle? b. What is the thrust force experienced by the gardener due to flow of water through nozzle. c. What is the water pressure in the hose on the ground?

What is ground wave propagation ?