If Earth's supply of graphite ran out, school supplies like pencils and markers would need to be made with alternative materials. This could lead to higher costs for these items and potentially impact the availability of certain writing tools in schools. Schools might need to invest in digital devices for writing and drawing tasks to compensate for the lack of traditional graphite-based supplies.
Yes water cycle use up earths supply. Water is evaporated from earth's surface.
25% of earths fresh water is contained in the Great lakes
Build and use wind power plants
Chalk is a school supply that is made of limestone. Limestone is ground into a fine powder and used to make chalk sticks which are commonly used on chalkboards.
Photosynthesis is the source of virtually all the free oxygen in the earth's atmosphere.
What is referred to as "pencil lead" is actually graphite. Lead is a much too toxic substance to be used in pencils. If the world's graphite supply were top run out there would be no more pencils in school or anywhere else.
Yes water cycle use up earths supply. Water is evaporated from earth's surface.
Staples, or pretty much any place that sells No. 2 pencils. (because it IS graphite in pencils, you know. Not lead.)
You can find graphite for your project at art supply stores, online retailers, or specialty stores that sell drawing materials.
its called hydrospere
its called hydrospere
The mineral graphite can be purchased online at many chemical retailers at competitive prices. Graphite for the purpose of lubrication can be purchased from specialty retailers such as McMaster-Carr. Graphite for pencils can be purchased from office supply stores.
I think about 97%
its called hydrospere
If the earth's supply of energy stopped, Caveman time!
Probably Antarctica...
25% of earths fresh water is contained in the Great lakes