Science 8.9 & 8.10 Review

The cracks in Earth's crust are called ___________.

• tectonic plates
• faults
• magma
• lava

What are the puzzle pieces of the Earth's surface called?

• Tectonic plates
• Puzzles
• Earthquakes

What type of boundary is shown in the diagram?

• Divergent

• Convergent

• Transform

What type of boundary is shown in the diagram?

• Divergent

• Convergent

• Slide/Transform

What type of boundary is shown in the diagram?

• Divergent

• Convergent

• Slide/Transform

What forms at the divergent boundary? 

• deep-ocean trench
• mid-ocean Ridge
• land ridge
• the Pacific Ocean

What is the term for the process by which a heavier, denser plate slides under a less dense plate?

• plate boundary
• submersion
• accretion
• subduction

Which land feature forms at a divergent boundary?

• mid-ocean ridge
• deep-ocean trench

Which process occurres at a convergernt plate boundary?

• sea-floor spreading
• subduction

The German scientist who first proposed the Theory of Continental Drift 100 years ago?

• Harry Hess
• Penny Pangea
• Alfred Wegener
• Gary Gondwana