Aball is rolling across the floor. every 3 seconds it travels 12 meters. its speed, therefore, is 36 m/s. is this problem solved correctly? if not, what is the ball’s actual speed?

Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn

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.

Find the mass, in grams, of 5.00*10^23 molecules of f2