Red, especially in low contrast situations.
At night blue is hard to read (the eye does not focus blue as well as longer wavelengths)
color of visible light-red
the biggest waves-gamma rays
the smallest waves-radio waves
Violet has the shorter wavelength.
pink with yellow dots (Mr Blobby) :-)
Red
indigo
The color is meaning ful
More information is needed to properly answer this question. The top 10 hardest firms in the world is too broad. Do you mean the hardest firms to get hired by, the hardest firms to work for, the hardest firms to sue?
diamond is the hardest thing on earth
the softest rock is talc and the hardest is a diamond
Silicon Dioxide (known as Quartz) is not the hardest mineral, the hardest mineral is an allotrope of carbon called diamond. Quartz is only the 7th hardest mineral.
Yellow text on a white background is often considered the hardest to read at a distance. This combination lacks contrast, making it difficult for the eyes to quickly distinguish the text.
Blue is the easiest to answer and purple the hardest.
white
You read the article then you try your hardest on the activity.
The color is meaning ful
The distance between a rock and a hard place.
The Color of Distance was created in 1995.
You read the article then you try your hardest on the activity.
Red, orange, and yellow is the hardest color for colored blind people to see. It sounds crazy!
The hardest rocks show the least effects from erosion and weathering and may cap a less resistant rock.
i think the hardest thing about being a fashion deginer is what fad to use and what color is the best and what to do
You can review the site below, to read the ranking of the hardest minerals. Other contributors can add other details to give you additional scientific scales of hardness.