Which statement describes carbohydrates? A) Carbohydrates store and transmit an organism’s genetic information.
B) Carbohydrates provide energy to organisms.
C) Carbohydrates help with an organism’s tissue growth and repair.
D) Carbohydrates provide an organism with long-term energy storage.

Alightning strike consists of charge moving from a cloud to the ground . in one particular case, the electrons in a lightning strike are confined to travel within a radius of 1.5 m and to move at a speed of 5.0 x 10 m/s. if the density of electrons in the strike is 10'15 electrons/m what current is carried by the lightning ?

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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.