Which is true of graphite pencils? Select all that apply.
They are made of a soft, natural material.
They are rated according to how dark of a mark they make.
The less clay there is in the pencil, the darker the mark it makes.
The higher number of H (hardness) in a pencil rating, the more clay there is in the pencil.
- They are rated according to how dark of a mark they make.
- The less clay there is in the pencil, the darker the mark it makes.
- The higher number of H (hardness) in a pencil rating, the more clay there is in the pencil.