Sound from source a has twice the frequency of sound from source b. compare the wavelengths of sound from the two sources.

What are igneous intrusions and extrusions

Which type of bond is found between the atoms of a molecule? a. metallic b. delocalized electron c. covalent d. ionic

An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg. how much energy e must be supplied to the device? express your answer in joules.