What happens if you pass an electric current through water?

Two cars of the same model are locked and parked under the sun in an open parking lot one of then is dirty white and the other is dark blue both are parked from 900 am- 1200 pm which is hotter? Why was Einstein awarded the Nobel Prize in physics? A natural resource that can be converted by humans into other forms of energy in order to do useful work? Why a piece of metal feels colder than wood kept in cold place? What causes wavelength? What happens when a white light stikes a red object what happens? How does a hair dryer act as an energy converter? How does the mass affect the egg drop? What type of technology has no moving parts run with no noise emit very little heat and require very little power? What materials can't electromagnets move? Why do pens explode? What is the difference between phase equilibrium and metastability? Is 7 tons greater than 15000 pounds? How can you reduce the exposure to ionizing radiation? What is the six sources of the heat? How much does one pound weigh in English money? What is the temperature -10c in kelvins? What can hold particles and also a brand of underwear? Is a large Lego an insulator and conductor? How air resistance affects the things drop down from height?

What happens if you pass an electric current through water?