Each color has a different wavelength. Red has the longest wavelength and violet has the shortest wavelength. When all the waves are seen together, they make white light. When white light shines through a prism, the white light is broken apart into the colors of the visible light spectrum. Water vapor in the atmosphere can also break apart wavelengths creating a rainbow.
At maturity, the typical Blackeyed Susan (Hirta) will reach up to 1 foot high, with a maximum height at 20 years of 0 inches. The Blackeyed Susan (Hirta) is easily found in nurseries, garden stores and other plant dealers and distributors.
The average height for girls increases to 47 to 54 inches at age 8; weight increases to 44 to 80 pounds. As a girl prepares to enter puberty at age 12, she may stand between 55 and 64 inches tall and may weigh between 68 and 136 pounds.