music: 70's Chart Toppers: Name The Artist: Speak To The Sky?

Questions

Medicine : Which disease is also known as "Hansen's Disease"?

Medicine : With what body part is otology involved?

Meteorology : This dry, warm wind flows eastward down the slopes of the Rocky Mountains.?

Music : "He's So Fine", "One Fine Day" and "A Love So Fine" where hits for what fine group?

Music : "Joy to the World" was a hit in 1971 for what band with three lead vocalists?