Weathering Quiz

Which type of chemical weathering is responsible for the formation of large underground caves and sinkholes in limestone regions?

• Oxidation

• Abrasion

• Dissolution

• Hydrolysis

The reddish-brown color seen on some rocks in the desert is often an example of which chemical weathering process?

• Hydrolysis

• Carbonation

• Frost Wedging

• Oxidation

Which type of mechanical weathering is primarily responsible for the formation of jagged, angular rock fragments at the base of a mountain cliff?

• Oxidation

• Hydrolysis

• Freeze-thaw weathering

• Dissolution

A riverbed containing smooth, rounded pebbles is a classic example of which type of mechanical weathering?

• Hydrolysis

• Frost wedging

• Abrasion

• Oxidation

What is the key difference between chemical and mechanical weathering?

• Chemical weathering only occurs in cold climates, while mechanical weathering only occurs in warm climates.

• Mechanical weathering always involves water, while chemical weathering does not.

• Chemical weathering changes a rock's mineral composition, while mechanical weathering does not.

Which of the following is an example of chemical weathering?

• A boulder splitting after a large tree root grows into its crack

• A gravestone becoming difficult to read over time due to exposure to acid rain

• Cracks forming in a sidewalk after a cold winter

• Sand dunes forming from wind-blown sediment

Tags

NGSS.MS-ESS2-2