Earth 1) 2) 3) 4) 5) What are the 3 main layers of the Earth? What is the lithosphere? What is the asthenosphere? Which layers are solid? Which layers are liquid? How old is the Earth? Continental Drift 1) What is Pangaea 2) Who is Alfred Wegener 3) What is the Theory of Continental Drift? What are 3 pieces of evidence to support it? Plate Tectonics 1) 2) 3) 4) What is the Theory of Plate Tectonics? What is a plate made of ? What are convection currents? What do they do? What is a Divergent Plate boundary? Is crust made or destroyed? What is a Convergent Plate boundary (also known as a collision boundary)? Is crust made or destroyed? What is a convergent-subduction plate boundary? Is crust made or destroyed? 5) What is a Transform Plate boundary? Is crust made or destroyed? Volcanoes 1) 2) 3) 4) What is the difference between magma & lava? What are the 3 levels of volcanic activity? What are the different types of volcanoes? Which type has runny lava? What is a volcanologist? Earthquakes 1) What is a seismologist? 2) What are 3 types of seismic waves? Which reaches the surface 1st? Which wave cannot pass through liquids? 3) What is the focus? What is the epicenter? 4) What is the magnitude? What is the Richter Scale? 5) What is a seismograph? 6) What is a fault?