How can an igneous rock turn into a sedimentary rock?(1 point)
Responses
through cementation, pressure and erosion
through cementation, pressure and erosion
through erosion, pressure and cementation
through erosion, pressure and cementation
through heat, erosion and pressure
through heat, erosion and pressure
through erosion, heat and pressure
through erosion, heat and pressure
An igneous rock can turn into a sedimentary rock through erosion, pressure, and cementation.
Which is needed to turn an igneous rock or sedimentary rock into a metamorphic rock?(1 point)
Responses
melting and cooling
melting and cooling
heat and pressure
heat and pressure
freezing and cementation
freezing and cementation
erosion and deposition
erosion and deposition
heat and pressure
Through cementation, pressure, and erosion.
Igneous rocks can transform into sedimentary rocks through a process called weathering and erosion. Weathering refers to the physical and chemical breakdown of rocks into smaller fragments, while erosion is the process of transporting and depositing these fragments elsewhere.
Here's a step-by-step explanation of how an igneous rock can turn into a sedimentary rock:
1. Weathering: Over time, the igneous rock is exposed to the elements, such as rain, wind, and temperature changes. These weathering processes break the rock down into smaller pieces, known as sediment.
2. Erosion: The sediment is then transported by various agents such as water, wind, or ice. These agents can carry the sediment over long distances and deposit it in a new location.
3. Deposition: The sediment gets deposited in layers, often in bodies of water like rivers, lakes, or oceans. These layers of sediment gradually accumulate over time.
4. Compaction: As more and more layers of sediment accumulate, the weight of the overlying layers exerts pressure on the underlying ones. This pressure compacts the sediments together, reducing the space between them.
5. Cementation: During compaction, the sediments can be bound together by minerals that precipitate from water circulating through the sediment. This process is called cementation and helps solidify the sediment into a cohesive rock.
As the sediment continues to accumulate, compaction and cementation can transform it into a sedimentary rock. This process can take millions of years, and the specific type of sedimentary rock that forms depends on factors like the composition of the original igneous rock, the type of weathering and erosion, and the environmental conditions during deposition.
Which statement is correct about uplifting and burial in the rock cycle?(1 point)
Responses
Uplifting exposes rocks to erosion, while burial exposes rocks to heat and pressure.
Uplifting exposes rocks to erosion, while burial exposes rocks to heat and pressure.
Uplifting exposes rocks to heat and pressure, while burial exposes rocks to erosion.
Uplifting exposes rocks to heat and pressure, while burial exposes rocks to erosion.
Uplifting exposes rocks to cementation, while burial exposes rocks to cooling.
Uplifting exposes rocks to cementation, while burial exposes rocks to cooling.
Uplifting exposes rocks to cooling, while burial exposes rocks to cementation.