Quiz on How Rocks Turn into Soil

What is the process by which rocks break down into smaller pieces due to temperature changes?

• Chemical Weathering

• Erosion

• Sedimentation

• Mechanical Weathering

Which type of weathering involves a change in the composition of rocks?

• Biological Weathering

• Physical Weathering

• Chemical Weathering

• Mechanical Weathering

What is the main cause of soil formation?

• Compaction

• Sedimentation

• Weathering

• Erosion

What is the term for the physical wearing away of rocks?

• Decomposition

• Disintegration

• Abrasion

• Weathering

Which of the following is a factor that contributes to mechanical weathering?

• Carbon Dioxide

• Temperature Changes

• Acid Rain

• Oxygen

What is the process called when rocks are broken down by the action of living organisms?

• Mechanical Weathering

• Biological Weathering

• Thermal Expansion

• Chemical Weathering

What type of acid is formed when carbon dioxide combines with water?

• Nitric Acid

• Sulfuric Acid

• Hydrochloric Acid

• Carbonic Acid

Which mineral is known to change into clay when it reacts with water?

• Quartz

• Mica

• Feldspar

• Calcite

What is the term for the scaling off or peeling off of rocks?

• Decomposition

• Abrasion

• Disintegration

• Exfoliation

Which of the following is NOT a cause of chemical weathering?

• Water

• Oxygen

• Temperature

• Carbon Dioxide