Unit 4 - Earth Systems Assessment

Which type of rock results from melting and cooling of magma?

• Igneous
• Metamorphic
• Sedimentary
• Extrusive

The process when rocks break into smaller pieces due to exposure to natural elements is called

• erosion
• weathering
• sediments

What is strata?

• A naturally formed combination of minerals and other natural materials.

• A solid, naturally formed substance that always has the same composition and the same properties.

• • Layers of sedimentary rock.

  
  

• Molten rock within Earth.

Which type of rock forms from extreme heat and pressure?

• Igneous
• Sedimentary
• Organic
• Metamorphic

The process by which igneous rocks are formed...

• heat and pressure
• melting and cooling
• compaction and cementation

What is the process of water falling out of the atmosphere?

• Groundwater flow

• Precipitation

• Water collection

• Cloud formation

When sediment is moved around by wind or water it is called ________.

• erosion
• weathering
• relative
• fossils

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?

• Fossil A and C are the same age
  
• Fossil B is older than fossil C
• Fossils A is older than fossil B
• Fossil D is older than fossil C

Each rock type can follow only one pathway of the rock cycle.

• True
• False

Things that humans use that come from the Earth are called ________.

• pollutants
• natural resouces
• ecosystems
• sunlight