Unit 6-Geology End of Unit Content Review

Geysers, volcanoes, and hot springs all share which of the following?

• They form along faults.

• Scientists can predict when they will erupt.

• They form both along plate boundaries and above hotspots.

• They form only along plate boundaries.

In which of the following sentences is conclusion used correctly?

• Inge Lehman suspected that Earth might have more than three layers, so she came to the conclusion that it did.

• In his conclusion, the scientist proposed different possibilities of how earthquakes might occur.

• The researcher reached a conclusion after years of collecting evidence.

• Once you reach a conclusion, it is set in stone and no other evidence can be examined.

a rock that is made of sediments that have been naturally compacted and cemented together

• igneous

• metamorphic

• sedimentary

a rock that forms when magma cools and solidifies

• igneous

• metamorphic

• sedimentary

a rock that forms when minerals in other types of rocks are altered due to extreme heat and pressure

• igneous

• sedimentary

• metamorphic

What is geology?

• the study of relationships between living things and their environment

• the study of the makeup of the earth and the processes that change it

• the study of the characteristics of the earth's surface

• the study of past human life and activities by examining bones, tools, and other objects left behind

The theory of plate tectonics states that __________ .

• Earth's continents were once all joined together as one supercontinent

• Earth's continents stay still and do not move

• Earth's crust, mantle, and core all form tectonic plates that change very slowly

• Earth's crust and part of the mantle are broken up into sections that slowly move

a process that moves sediments to new locations

• erosion

• physical weathering

• chemical weathering

a process that breaks big rocks into smaller rocks without changing the minerals they contain

• erosion

• physical weathering

• chemical weathering

a process that breaks down rocks by changing the minerals they contain

• erosion

• physical weathering

• chemical weathering