Sedi

Which of the following is NOT a type of sedimentary rock?

• Sandstone

• Granite

• Limestone

• Shale

What is the process called when sediments are compacted and grains are bound together?

• Erosion

• Weathering

• Deposition

• Cementation

Which mineral is commonly used as a cementing agent in sedimentary rocks?

• Quartz

• Calcite

• Hematite

• Feldspar

What percentage of the Earth's surface area do sedimentary rocks cover?

• 5%

• 10%

• 50%

• 90%

Which process changes the composition of rocks through oxidation and dissolution of ions in water?

• Physical weathering

• Chemical weathering

• Transportation

• Deposition

What type of weathering physically weakens a rock and reduces its size?

• Chemical weathering

• Erosion

• Deposition

• Physical weathering

What are placer deposits?

• Concentrated heavy minerals in sediments

• Fossils of ancient organisms

• Volcanic rocks

• Igneous rocks

Which of the following is NOT a building material derived from sedimentary rocks?

• Cement

• Sand

• Granite

• Limestone

What is the main purpose of studying fossils found in sedimentary rocks?

• To study the evolution of life

• To determine the age of the rocks

• To understand the process of erosion

• To identify different types of minerals

What is the primary agent of transportation for sedimentary particles?

• Water

• Wind

• Ice

• Gravity