Here is another quiz for your enjoyment. The famous philosopher Auguste Comte stated in his book Positive Philosophy the negative view (why skip any irony
) that we would never be able to determine the chemical nature of stars. It wasn't long before astronomers do what they do best.. discover!
Here's a small taste of that discovery....

As before, ignore online searches; wrong guesses are welcome.
Just put the question's number followed by your guess. Ex. 1c
[The background image, though diluted to allow easier reading, is from Kitt Peak and is an incredible image of the solar spectrum.]
George
Here's a small taste of that discovery....

As before, ignore online searches; wrong guesses are welcome.
Just put the question's number followed by your guess. Ex. 1c
[The background image, though diluted to allow easier reading, is from Kitt Peak and is an incredible image of the solar spectrum.]
George