CKLA Grade 4 Unit 5 Pausing Point

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

• A. They form along faults

• B. Scientists can predict when they will erupt.

• C. They can form both along plate boundaries and above hotspots.

• D. They form only along plate boundaires.

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

• sedimentary

• igneous

• metamorphic

3. 3. a rock that forms when magma cools and solidifies

• sedimentary

• igneous

• metamorphic

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

• sedimentary

• igneous

• metamorphic

4. 4. What is geology?

• A. The study of relationships between living things and their environment

• B. the study of the makeup of the earth and the processes that change or shape it

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

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

5. 5. The theory of plate tectonics is that___________________

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

• B. Earth's continents stay still and do not move

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

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

6. 6. a proces that moves sediments to new locations

• erosion

• physical weathering

• chemical weathering

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

• erosion

• physical weathering

• chemical weathering

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

• erosion

• physical weathering

• chemical weathering

2. 2. In which of the following sentences is conclusion used correctly?

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

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

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

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