1.4 to 1.6 Landforms, Volcanoes, & Earthquakes CFU

What do you call a large section of the earth's crust?

• Tectonic Plate
• Transform Boundary

What type of plate boundary can make mountains?

• Convergent/subduction
• Divergent

What causes tectonic plates to move?

• Convection currents in the mantle
• Spinning of the Earth

What plate boundary makes ocean ridges? (plates move away from each other)

• Convergent
• Divergent

Faults are large __________ in the earth's crust.

• bumps
• cracks

What is lava called before it comes out of the ground?

• magma
• steel

What type of volcano has recently erupted or is likely to erupt?

• active
• dormant

What type of waves move away from an earthquake in all directions?

• ocean
• seismic

What is the name of the scale that measures the magnitude (strength) of an earthquake?

• Balance scale
• Richter scale

What could the magnitude of a very destructive volcano be?

• 2.5
• 8.5