The electric current<span> is the number of electrons or charges passing through a conductor per units of time. 1 ampere = 1 coulombs / 1 second. </span>Electric discharge <span>is the consequence of disrupting an isolator (for example, air), thus causing a sudden flow of </span><span>electricity</span>
2m/s because the hockey puck is traveling at a constant speed ( acceleration is 0 ). Unless something acts on the hockey puck it will travel 2 m/s forever.