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For the next seven days anyone who submits a serious physics quiz atleast 10 questions long will be given premium membership ($25 value!).
https://www.physicsforums.com/quiz.php?do=SubmitQuiz
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Anyone who is committed to writing a post in our blog atleast once a week will also get premium membership.
https://www.physicsforums.com/blog
https://www.physicsforums.com/quiz.php?do=SubmitQuiz
or
Anyone who is committed to writing a post in our blog atleast once a week will also get premium membership.
https://www.physicsforums.com/blog
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