the natural state of 'chalk' is green when they make it
It's true , because I'm a person who studies chalk
i think white chalk does last longer than coloured chalk because of chemicals. Not everything is coloured or just white but teachers tend to often use white chalk. They use it and use it but does it finish in one day no coloured chalk not much people use but it will change colour very quickly because it doesnt get used as much as white does.so shut up
your an idiot, no a whitle chalk is not longer than aq blue chalk
The problem likely lies with the chalk itself. A lot of chalk you buy today, especially cheap chalk, is too hard to use on chalkboards with any kind of good result. Try a different brand of chalk, one that is softer.
Chalk is a naturally occurring mineral. The "white cliffs of Dover" are made of chalk. It has been used for marking and painting by many ancient cultures. Today's 'chalk' that is found in classrooms is a clay composite. It is poured into molds.
chalk would come first
yes you can
the colour of chalk(calcium carbonate) in its natural state is white.
yes chalk is a textile and it can come in many colours but the mainly used colour of chalk is white.
You can change the color of chalk by mixing powdered pigments or food coloring with the chalk dust and a small amount of water to create a paste. Incorporate the paste into the chalk mold and allow it to dry completely before using.
It turns blue. Since chalk ( CaCo3) is a base and when pink litmus paper reacts with a base it turns blue
The process of making school chalk involves mixing plaster of paris and water to form a paste. This paste is then poured into molds and allowed to dry and harden. Once the chalk sticks are dry, they are removed from the molds and packaged for use.
i think white chalk does last longer than coloured chalk because of chemicals. Not everything is coloured or just white but teachers tend to often use white chalk. They use it and use it but does it finish in one day no coloured chalk not much people use but it will change colour very quickly because it doesnt get used as much as white does.so shut up
No, sulfur and chalk are not the same thing. Sulfur is a chemical element known for its distinct yellow color and strong smell, while chalk is a soft, white sedimentary rock composed mainly of calcium carbonate. They have different physical and chemical properties.
chalk
colored chalk sidewalk chalk dustless chalk
Some compound words with "chalk" are chalkboard, chalk dust, chalk line, chalk stick.
A collective noun for chalk is a box of chalk.