Fact or Theory?
1. Mantle Convection Fact Theory
2. Most objects in the universe are moving away from a central spot. Fact Theory
3. The Big Bang Fact Theory
4. The Sun Fact Theory
5. The Earth's plates are moving Fact Theory
6. The Earth's magnetic field is similar to the magnetic field from a bar magnet. Fact Theory
7. The magnetic field from a current loop is the same as the magnetic field from a bar magnet. Fact Theory
8. The Earth's magnetic field is created by current loops in the molten outer core. Fact Theory
9. The Sun, the Earth and the other planets in our Solar System formed from the accretion of a spinning, collapsing nebula. Fact Theory
10. The sialic continents, mafic ocean floors, the crust, the mantle and the core were all formed while the early melted Earth cooled and differentiated as low density minerals floated to the surface and heavy, denser minerals sank to the center. Fact Theory
11. Volcanic gasses are basically boiling Perrier (generally 70-95% steam and up to 15% carbon dioxide) with some hydrogen sulfide gas for aroma. Fact Theory
12. The water in the Earth's oceans came from the cooling and condensation of the steam in the Earth's early atmosphere of volcanic gasses. Fact Theory
13. 80-90% of the sand and mud that falls into the ocean is not in the ocean anymore. Fact Theory
14. All rocks of the same age, from land or from the ocean floor, are magnetized in the same direction. Fact Theory
15. Plate Tectonics is a theory. Fact Theory