Solve this riddle." i am the first on earth, the second in heaven, i appear two times in a week, you can only see me once in a year although i am in the middle of the sea, what am i?

What term is given to the border between the central alps and the southern limestone alps?

What volcanoes form on a divergent plate margin

Audrey planned to move from iowa to arizona. en route, she was offered a job in colorado, which she accepted. she now lives in denver, colorado, and works for an athletic apparel design company.