Yes.
Airplanes are made out of aluminum alloys because weight is such an important factor in aircraft design. Aluminum and aluminum alloys are much lighter than other metals.
alloys because they are a combination of metals for example steel is acombination of iron and other metals
Yes. There are several alloys where aluminium is mixed with other metals.
Aluminum is an element, most aluminums are alloys of aluminum and other metals.
Alloys are "mixtures" of metals or non-metals in metals. They are developed to create new characteristics of the metals. Carbon (and other things) added to iron makes steel. Precise mixtures makes different sorts of steel alloy. Steel is stronger than iron and can have many characteristics which give superior properties for specific purposes. There is a virtual infinite number of alloys which could be made. Not all will have useful characteristics.
The light gray metal element you are referring to is likely aluminum. Aluminum is commonly added to alloys to increase strength and durability, making it widely used in various industries such as aerospace and automotive.
by itself aluminum is soft and not very strong but when mixed with the right other metals it can become stronger than either were alone
Alloys are several metals, and possibly some other substances, mixed together.
Silicon alloys are materials made by combining silicon with other elements like aluminum, iron, or manganese. These alloys have properties such as high strength, corrosion resistance, and good thermal conductivity. They are commonly used in the production of steel, aluminum, and other metals to improve their properties. Silicon alloys are also used in the manufacturing of electronic devices, solar panels, and automotive parts.
No, pewter does not contain aluminum. Pewter is typically made from tin, along with small amounts of other metals such as copper, antimony, and bismuth. Aluminum is not a common component in traditional pewter alloys.
Ferrous metals are metals with a trace of iron in them. Some examples of ferrous metals would be steel, pig iron and other alloys, for example stainless steel. Ferrous metals are known for their magnetic properties.
Modern aircraft are predominantly aluminum. But of course in places where wear and heat resistance are important other alloys are used such as tungsten and steel.