QUESTION: answer this: who first used rr lyrae variable stars to determine distances in our milky way galaxy??

ANS: E. C. Pickering

input: What is the answer to this question? who played jimmy in high school musical 3?

output: Matthew Prokop

In: who sings the song heat of the moment??

Out: Asia

Please answer this: which mode of reasoning comes into play when seeking to explain and to predict natural phenomena?

Cognitive-instrumental reason

Q: Answer this question:

when did the no child left behind act start??

A: 2001

Q: who ordered the demolition of the berlin wall?A:
the East German government