Yes, they did. It appeared on their second album Paranoid.
Black Sabbath
It's a Black Sabbath song from the era when Ozzy Osbourne was still in Black Sabbath.
Black Sabbath is on the eponymous debut, Black Sabbath. Iron Man and War Pigs (along with Paranoid, Hand of Doom and others) are on Paranoid, the second album.
Iron Man is on the album Paranoid - Black Sabbath because Ozzy wrote and performed that song originally with Black Sabbath.
The song Iron Man is by Black Sabbath, their singer was Ozzy Osbourne.
Iron Man was a song from the second Black Sabbath album released. It was released in September of 1970. It was a track included on the album titled Paranoid.
Album = Paranoid. Year = 1970.
Iron Man by Black Sabbath is a heavy metal/doom metal track.
Black Sabbath is the band but Ozzy Osbourne is the actual singer
The song used in the school of rock is Iron man. Jack black teaches the guitar riff to the class.
The beginning credits it is AC/DC's Back in Black The ending credits it is Iron Man by Black Sabbath
Most of the songs in Iron Man are AC/DC. The first one has mostly Back In Black and the 2nd one has many of them, but the one you can hear better is Shoot To Thrill which is in the opening scene where he is on stage! Hope this helps :)