Geosphere Unit Test Review

What primarily causes Earth's tectonic plates to move?

• the creation of ocean trenches

• earthquake activity along the fault lines

• conduction from the magma in the earth's core and bedrock

• convection currents in the mantle

The "Ring of Fire" has numerous tectonic plate boundaries. What two geologic hazards, or natural forces, occur as a result of those boundaries?

• Volcanoes

• Landslides

• Hurricanes

• Earthquakes

Select two things at point 4 that can transform metamorphic rock into sedimentary rock?

• pressure

• weathering

• minerals

• erosion

• temperature

What landform is created when continental plates collide?

• Rift Valley

• Trench

• Mid-ocean ridge

• Mountain

What landform is created when oceanic plates separate?

• Rift Valley

• Trench

• Mid-ocean ridge

• Mountain

This figure illustrates the composition of the earth below the Mid-Atlantic Ridge. How would you classify the movement of these two plates?

• convergent

• divergent

• transform

T/F: Chemical weathering transforms sedimentary rocks to igneous rocks

• True

• False

T/F: Chemical weathering breaks rocks down, and physical weathering carries rocks away.

• True

• False

T/F: Chemical weathering changes composition of rocks, and physical weathering breaks rocks down.

• True

• False

Sedimentary rocks that undergo intense _________________ and _______________ will transform into metamorphic rocks.

• pressure

• weathering

• temperature

• erosion

• minerals