The San Andrea's Fault in California is which type of boundary?

• Convergent
• Divergent
• Subductive Zone
• Transform

At which type of boundary are mountains formed?

• Convergent
• Divergent
• Subductive Zone
• Transform

At which type of plate boundary does seafloor spreading occur?

• Tranform
• Convergent
• Divergent
• Subductive Zone

What is the area where two tectonic plates meet called?

• collision
• mid-ocean ridge
• a boundry
• a rift zone

What type of boundary is formed when plates collide?

• convergent
• horizontal
• divergent
• transform

What type of boundary is formed when plates separate?

• convergent
• horizontal
• divergent
• transform

What type of boundary is formed when plates slide past each other?

• convergent
• horizontal
• divergent
• transform

The deep interior of the Earth can be mapped using

• seismic waves.
• sonar.
• information from drilling expeditions.
• ocean waves.

According to the continental drift theory, a single, huge continent once existed called

• Pangaea.
• Wegener.
• Panthalassa.
• Euraisa.

The mantle mainly consists of a dense layer called the 

• mesosphere.
• asthenosphere.
•  core.
• lithosphere.