Study Topic 3 Lesson2

What is the continental drift THEORY not not hypothesis?

• ocean floors plates are stable

• movements in the lithosphere when they meet

• Plates with boundaries that are moving

Tectonic plates move because of

True or False

Oceanic Crust is less dense Continental Crust

• True

• False

True or False

Continental Crust is thicker than Oceanic Crust

• True

• False

What kind of ___________ valley forms in a divergent boundary?

What will happen when plates slip past each other and get stuck?

• Volcano

• Hurricanes

• Earthquake

• Sea Floor Spreading

What will happen when 2 Continental Plates collide?

• Mountains

• Earthquake

• Sea Floor Spreading

What will happen when 1 Oceanic Plate and 1 Continental Plate meet?

• Mountains

• Subduction of Ocean Plate under

  Continental Plate

• Car collision

• Subduction of Continental Plate Ocean Plate under

What will happen when 2 Oceanic Plates connect?

• Older gets pushed down forming ocean trench

• Undersea Volcanoes

• Seamounts

• Island Chains

Name an example of Continental Plate Mountains?