What rock starts of as liquid?

Why is the mouth such a good habitat for microoganisms? What is the process called when one cell becomes to cells? What agent is always required in all metamorphic processes on Earth? Heat loss by direct exchange of energy between molecules is called? What could cause a Mazda B2200 to begin stalling after reaching 55 or 60 miles per hour? Why is reaction time needed in running? What does he started gathering broken branches to pitch down on the ground? When substances change straight from solid to gas what is it caled? What are the basic hydrological requirements for river basin development? Is nature responsible for climate change? What continent is grease on? What gases does incineration create? Why is trichloroacetic acid used in protease assay? When is a boxer like an astronomer? What should i wear in 75 degree weather when its raining? Name 10 elements Give their atomic symbol? What works because electricity and magnetism work together? Why was Ptolemy's Earth-centered system of epicycles taught throughout Europe for over a thousand years? What are meteor showers and how do astronomers know when they will occur? House gets ice cold in night and feels like demons in it why?