Metals like aluminium, iron, zinc, tin and copper are hard and strong solids. They are strong enough to bear heavy loads, i.e., they have a high tensile strength that is why they are used to make bridges, airplanes and satellites etc.
etals like aluminium, iron, zinc, tin and copper are hard and strong solids. They are strong enough to bear heavy loads, i.e., they have a high tensile strength that is why they are used to make bridges, airplanes and satellites etc. etals like aluminium, iron, zinc, tin and copper are hard and strong solids. They are strong enough to bear heavy loads, i.e., they have a high tensile strength that is why they are used to make bridges, airplanes and satellites etc.