a chalk piece can be broken easily but not an iron piece because iron has greater intermolecular force of attraction which keeps the particles together . the strength of this force of attraction varies from one kind of matter to another
particles of matter have forces acting between them.this force keeps the particles together.The strength of this force of attraction varies from one kind of matter to another.
Yes, there was. A big piece was changed into a number of small pieces.
He wanted a piece of chalk lit
Crushing a piece of chalk is only a physical change. Chemically, it is still chalk.
what are the volume of piece of chalk
When you crush a piece of chalk you get lots of small pieces of chalk.It is only a physical change. It is not a chemical change.
A piece of chalk.
Yes, there was. A big piece was changed into a number of small pieces.
He wanted a piece of chalk lit
Yes, you can replace pieces of your set that are broken by purchasing another one of the piece that was broken.
Im not sure about the full properties about the dustless chalk, though I do know how it works. It simple. The compounds in the dustless chalk are heavyer more compound, and stick to themselvs easily. Thus when you earase the chalk binds together and falls to the floor rather than float in the air sufficationg you. Dustless chalk also writes better without as many scrath marks in it and easily cleans.
Crushing a piece of chalk is only a physical change. Chemically, it is still chalk.
A piece of chalk is matter because it has mass and occupies space, which is the definition of matter.
what are the volume of piece of chalk
Tailor's chalk is a type of chalk that is designed to make temporary markings on cloth. Using this chalk, a tailor can mark where fabric needs to be cut or garments altered. Once the markings are no longer useful, they can be easily brushed off or washed out, leaving no residue behind.
Centimetres and/or millimetres - depending on the size of the piece !
When you crush a piece of chalk you get lots of small pieces of chalk.It is only a physical change. It is not a chemical change.
With every stroke of the chalk piece it leaves some of the chalk on the board. This abrasion of the piece of chalk causes it to wear down. This is similar to why the rubber tyres of cars wear down when they are driven over a road surface.