Dry air will break down if the electric field exceeds about 3.0×106v/m. part a what amount of charge can be placed on a capacitor if the area of each plate is 5.5 cm2 ? express your answer using two significant figures.

Explain vector addition, triangle method and parallelogram method

Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.