1cdavidgomezkevinalexander by ruizam78 https://padlet.com/grdavid77/zjkxdm4978bu Le doy un diez en-us 2018-11-22 16:44:17 UTC 2025-10-23 13:18:29 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Dartstarget.png Raw Materials grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307247309 Are materials taken directly from nature that we process into other materials to make products wit.]]> 2018-11-23 12:05:15 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307247309 Natural Materials grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307247897 We prepare or refine raw materials to obtain natural materials.]]> 2018-11-23 12:08:02 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307247897 Processed Materials grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307248225 When we process raw materials they become processed materials.]]> 2018-11-23 12:09:38 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307248225 Hardnes grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307248904 Hardness.This is the resistance of the material.Example.Steel and Diamond are hard.]]> 2018-11-23 12:12:52 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307248904 Toughness grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307678629 Is the resistanceof a materialto being brokenwen we strike it.]]> 2018-11-26 09:39:12 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307678629 Deformability grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307680261 Is the abiliti of a material to be deformed (it has to be elastic)is the oposite of rigidity.]]> 2018-11-26 09:44:27 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307680261 Ductility grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307682462 Is the ability of a materialto be strech into a wire]]> 2018-11-26 09:52:07 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307682462 Examples of wood grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307683857 NATURAL: WOOD ,BEECH,OAK,CHERRY,EBONY, etc.
METALS: iron,gold,silver,aluminium,copper,etc.
PLASTIC :rubber
TEXTILESwool, silk, cotton, hemp, linen, etc.
CONSTRUCTION: marble, slate, clay, plaster, etc.]]> 2018-11-26 09:56:47 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307683857 Poperties of wood grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/307688881 depend of the type of woodit is hardwood or softwood the climate and humidity in the place where the trees came from]]> 2018-11-26 10:13:55 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/307688881 Properties of Wood 2 grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/309721638 Tensile strength :(resistance to streching)
Compressive strength:(resistance to being crushed)
Flexural Strength:(resistance to bending)
Hardness
Toughness
Thermal and Electrical conductivity:Wood is a good insulator of heat and electricity
Sound Conductivity:Used as a material to make certain musical instruments
Colour:different woods have different colours
Density:Wood is a light material]]> 2018-11-30 12:00:21 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/309721638 Ferrous materials grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/309725108 Iron: when the porcentage of carbon in the alloy is less than 0.1 porcent
Steel: is a material made mainly from iron with 0.1 porcent to 2 porcent carbon
Cast Iron:is made from iron and 2 porcent to 6.67 porcent carbon]]> 2018-11-30 12:15:29 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/309725108 Non ferrous materials grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/309727025 Copper:This is bright red colour material
Tin:This is a silver colourde shiny metal
Aluminium:Is very lightit is resistant to corrosion a good conductor of heat electricity is used in food packaging
Tin:it is very ductile and malleable wen it is cold, is it use as a filler metal  for soft soldering
Zinc:it is malleable and ductile, it is a good conductor of heat and electricity, it is highly resistant to corrosion and rust.]]> 2018-11-30 12:23:07 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/309727025 Malleability grdavid77 https://padlet.com/grdavid77/zjkxdm4978bu/wish/310053598 this is the ability of a materialto be pressed or rolled into a sheet]]> 2018-12-01 12:16:50 UTC https://padlet.com/grdavid77/zjkxdm4978bu/wish/310053598