In order to boil water, Jacy places a pan of water on the burner of a stove. By which process of thermal energy transfer does the burner transfer heat to the pan?
A conduction
B. convection
C. radiation
D. respiration

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

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.

If a computer chip switches off -on-off in 0.015 us, what is the switching time in nanoseconds?