If you are in an airplane. you look out the window and the clouds appear to be moving. what is your frame of reference? a.) airplane b.) clouds c.)ground d.)window

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.

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.