A 78-kg man pushes a 125-kg stalled car 4.6 meters along a level surface with a horizontal force of 480 N,
What is the work he does on the car? (Round your answer to three significant figures.)

Which other elements contain the same number of outer electrons as sodium

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.

Consider the story you just read. all but one of the choices below indicate that something is living.