Alnico is a trade name for an alloy used to make high-energy permanent magnets; contains aluminium and iron and nickel…
Adhesion: Forces of attraction between molecules of different substances
The lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15…
Aberration is an optical phenomenon resulting from the failure of a lens or mirror to produce a good image