UnScramble this Word: e g n y s o g o?

Questions

Who recorded the 1996 alburn, "Older"?

In Mathematics, the Greek capital letter "sigma" is used to denote what process?

In Physics, what type of length is represented by the small Greek letter "lambda"?

What is the first name of the French painter Matisse?

Who, in literature, is eligible to be nominated for the annual award called the Carnegie Medal?