Transcription of MATERIALS : METALS AND NON-METALS Y
{{id}} {{{paragraph}}}
Example: barber
MATERIALS : METALS AND NON-METALS Y
MATERIALS : METALS AND NON-METALSMATERIALS : METALS AND NON-METALSYou are familiar with a number ofmaterials like iron , aluminium,copper, etc. Some MATERIALS havebeen given in Table similar change if we try to beat awood log ?Let us find a small iron nail, a coal piece,a piece of thick aluminium wire anda pencil lead. Beat the iron nail witha hammer (Fig. ). (But take carethat you don t hurt yourself in theprocess.) T ry to hit hard. Hit : Appearance andHardness of MaterialsObject/AppearanceHardnessMateri al(Shiny/Dull)(Very hard/Not veryhard)IronCoalSulphurAluminiumCopper- ----Can you name the MATERIALS whichare METALS ? The rest of the MATERIALS inTable are non- METALS . METALS can bedistinguished from non- METALS on thebasis of their physical and chemicalproperties.
Take a small iron nail, a coal piece, a piece of thick aluminium wire and a pencil lead. Beat the iron nail with a hammer (Fig. 4.1). (But take care ... lustrous, malleable, ductile, sonorous and good conductors of heat and electricity. The materials which generally possess these properties are called metals. The examples of metals
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: