Geology Quiz THREE, dinos and sedimentary

The image below of Death Valley, CA, shows a road that curves around what sedimentary deposit?  

• Glacial till

• Alluvial fan

• Turbidite

• Delta

What type of weathering are you most likely to fine occurring in areas with cold climates?

• Salt wedging

• Frost wedging

• Dissolution

• Hydrolysis

Which of the following sediment sizes shows the correct order from smallest to largest?

• silt, mud, sand, gravel

• mud, silt, sand, gravel

• silt, sand, mud, gravel

• mud, sand, silt, gravel

Compaction and cementation of grains occurs during: 

• Erosion

• Differential weathering

• Lithification

• 
  Transportation

Chemical sedimentary rocks are classified primarily on the basis of _______.

• Angularity

• Mineral composition

• Grain size

• Degree of sorting

Which environment would most likely produce sedimentary deposits characterized by very well-sorted, very well-rounded grains that are nearly pure quartz? 

• Glacier

• Beach

• River

• Alluvial fan

Which of the following rocks contains sand-size grains with abundant feldspars and indicates that little weathering of the sediment occurred prior to lithification?

• Dolostone

• Conglomerate

• Arkose

• Chalk

On what two factors does the ability of a transporting medium such as water and air to carry sediment mainly depend? 

• Solubility and homogeneity

• Density and temperature

• 
  Viscosity and velocity

• Compressibility and alkalinity

Which of the following are most likely to preserve conditions of ancient environments on the Earth? 

• Extrusive igneous rocks

• Sedimentary rocks

• Intrusive igneous rocks

• Metamorphic rocks 

During marine regression, sea level: 

• Falls then rises

• Falls

• 
  Rises

  
  

• Rises then falls