The table shows the percentages of hydrocarbons that are found in a sample of crude oil. hydrocarbons percentage paraffins 30 naphthenes 49 aromatics 15 asphaltics 6 based on the given information, what is the best classification for this sample of crude oil? an element a pure compound a pure substance a mixture

Which of the following is a source of heat for magma formation? magma plumes in the continental crust friction due to divergence friction due to subduction magma plumes in the oceanic crust

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.

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?