Plate movements can cause a variety of geologic events, including earthquakes, volcanic eruptions, and the building of mountains. The type of event that occurs depends on the type of plate boundary and the direction of plate movement. The three main types of plate boundaries are:

• Divergent Boundary: This is where two plates move away from each other, and molten rock from the mantle erupts along the opening, forming new crust. The earthquakes that occur along these zones, called spreading centers, are relatively small. The Great Rift Valley in Africa, the Red Sea, and the Gulf of Aden all formed as a result of divergent plate motion.

• Convergent Boundary: This is where two plates move towards each other, and one plate dives beneath the other, resulting in a variety of earthquakes and a line of volcanoes on the overriding plate. Another form of convergent boundary is a collision where two continental plates meet head-on, leading to the formation of huge, high mountain ranges.

• Transform Boundary: This is where plates slide laterally past one another, producing shallow earthquakes but little or no volcanic activity.

Therefore, with this type of plate movement, other geologic events that could take place include:

• Earthquakes: These can occur at all three types of plate boundaries, as the plates move past each other and pressure builds up.

• Volcanic eruptions: These are more likely to occur at divergent and convergent boundaries, where molten rock rises to the surface and forms new crust or a line of volcanoes.

• Mountain building: This occurs at convergent boundaries, where two continental plates meet head-on and crumple up to form huge, high mountain ranges.