Arrange the colors of the visible light spectrum in correct order by decreasing wavelength: , , , , , , and (the color with the longest wavelength goes first).

the higher the current the higher the mag field around it the higher the influence on the compass

no sign of dia of fuel cell

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.