What is a Schumann Resonance?
• Are there more stars in the sky in the north or south hemispheres? • What is the nature of the boundary between the Earth’s atmosphere and outer space? • Where does oil come from? • How did the Earth get its name? • What is earthshine and when can it be observed?” • Do planetary conjunctions have any effect on the Earth? • Exactly how round is the Earth? • How much of the earth’s heat is produced by the Sun and internally? • has human activity altered the mass of the Earth? • What did the Earth look like as it was forming? • Do you weight differently at the North Pole than what you do at the equator? • Exactly when is the earth nearest the sun? • At what altitude would the Earth atmosphere have the same pressure as on Mars? • Can you say more about the new moonlet discovered in orbit around the earth in 1997? • What is the Earth’s average temperature? • How can I find out my exact geographic location? Intermediate: • What would happen if the magnetic field of the Earth suddenly chang
