Which gives you a frame of reference for your speed when you are riding a train?

the wheels of the train

the sky overhead

the train track

the station

Write maxwell's equations and discuss the terms involved and the results of each equation in classical electrodynamics. if it is possible to write these equations in integral form, give the integral forms. find the wave equation for electromagnetic waves from the maxwell equations. what is the propagation velocity of electromagnetic waves in space according to the wave equation you find?

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

What does the law of conservation of mass state?