AFOQT Practice Test

What does the rock cycle describe?

1. A continuous process of rock formation and destruction

2. A seasonal change in rock composition

3. A cycle of weather patterns affecting rocks

4. A linear progression of wear and tear on rocks

The correct answer is: A continuous process of rock formation and destruction

The rock cycle describes a continuous process of rock formation and destruction, highlighting how different types of rocks are interrelated and can change from one form to another over time. This cyclical process involves various geological phenomena, including melting, cooling, erosion, sedimentation, and metamorphism. In this cycle, igneous rocks can be formed from molten magma that cools and solidifies, while sedimentary rocks can arise from the accumulation and compaction of sediment. Additionally, the cycle illustrates how rocks can be transformed into metamorphic rocks under heat and pressure. The dynamic nature of the rock cycle emphasizes that the Earth's crust is constantly changing, and this interconnectedness is crucial for understanding geological processes. Other options discuss concepts that do not accurately capture the essence of the rock cycle. Seasonal changes or weather patterns do not encompass the broad, ongoing nature of rock transformation, and a linear progression does not reflect the complexity and cyclicality of rock processes. The rock cycle is not a straightforward sequence but rather a intricate web of interactions that demonstrates the ongoing nature of geological change.