A L L
What is a piece of evidence to explain that continents move?
Fossils / Glaciers / Mountain Ranges / Puzzle Fit
What landform can a convergent boundary make?
Mountain / Volcano
What is molten rock called?
Magma
What layer do you find life?
Crust
Which sphere includes all water?
Hydrosphere
What is the top layer of Earth?
Crust
What type of landform can a divergent boundary make?
Ridge / Valley / Volcano
Which 2 continents would fit the best if they were puzzle pieces?
South America and Africa
What is the name of the supercontinent that existed 250 million years ago?
Pangaea
What material is the core made of?
Iron and Nickel
What layer of Earth do plates move on?
Mantle
What prehistoric ancestor of the crocodile that was one of the main fossils used as evidence of continental drift?
Mesosaurus
What is the largest plate?
Pacific
Which sphere includes the air?
Atmosphere
Describe the rock at the top of mantle
Soft, solid rock
What are the 3 boundary types?
Divergent / Convergent / Transform
A large circle of volcanoes in the Pacific Ocean
Ring of Fire
Most earthquakes occur along plate ________.
Boundaries
Transform boundaries cause what?
earthquakes
When is your quiz?
Friday
Who came up with the theory of Continental Drift?
Alfred Wegener
What is the up/down movement of hold/cold materials that allows plates to move?
convection currents
Which sphere includes rocks and minerals?
Geosphere
Which sphere includes all life?
Biosphere
What is the name of this Unit?
Plate Motion