There are 6 sides on a standard pencil.
The # is reference to the hardness of lead A number 2 pencil is averagely hard aka HB
A o.7 mechanical pencil will do the job.
The "number 2" designation refers to the "hardness" of the lead. The higher the number, the "harder" The "7mm" designation refers to the "thickness" of the lead. The higher the number, the thicker. They are not the same pencil.
5:6
The number of permutations of the letters PENCIL is 6 factorial, or 720.
Number 10 is just called "Brown" but it is lighter than number 11 which is called "Chestnut"
The external colour can be any colour, The definition of a 'Red Pencil' is a pencil with a read lead (graphite) centre. Traditionally 'Red Pencils' were use to delete, correct. or censor text
The French word for "colored pencil" is "crayon de couleur".
In the films brown but in the book it is just pencil Cartoons with no colour.
Ultramarine
Colour shape design
A standard pencil has 6 sides.
The 2 is the number of the lead in the pencil.
There are 6 sides on a standard pencil.
The number 6 is not a natural number on the pH scale if that is what you mean. In fact the number 7 is a natural and neutral number on the pH scale ( on the pH scale number 7 is a green colour.)
That would depend if the pencil were an H or a B. Artist pencils are identified with a number and a letter. H is for hard. A 6H pencil would be harder than a 4H pencil. B is for soft. A 6B pencil would be softer than a 4B pencil.