Water starts to freeze from top whereas wax starts to freeze from bottom?why?

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?

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f