iron - icgussago.edu.it · iron smelting ‘smelting’ is the name of the process of making iron...
TRANSCRIPT
TECHNOLOGY 4TH
IRON
WHAT IS IT?
IRON IS A METALLIC ELEMENT
IRON IS THE MOST COMMON
METALLIC ELEMENT ON EARTH
WHAT IS IT?
IRON IS NEVER FOUND IN ITS PURE FORM,
IT IS ALWAYS MIXED WITH ANOTHER
ELEMENT. THIS IS CALLED AN IRON ORE
THE MOST COMMON IRON ORE
ON EARTH IS CALLED HEMATITE
WHERE CAN YOU FIND IRON ORE?
IRON ORES ARE ALWAYS FOUND UNDERGROUND
IRON ORES CORRODE QUICKLY
AT THE EARTH’S SURFACE
IRON ORE MUST BE SMELTED TO MAKE
IT STRONGER AND MORE RESISTANT
IRON SMELTING
IRON SMELTING
‘SMELTING’ IS THE NAME OF THE PROCESS OF MAKING IRON
HEATING THE IRON ORE REMOVES OTHER
MATERIALS AND MAKES THE IRON STRONGER
THE IRON ORE NEEDS TO BE HEATED TO AT
LEAST 1250°c