Which statement describes how the mantle is similar to Earth's oceanic ...
Mar 16, 2025 · The mantle and Earth's oceanic crust are similar in that they both exhibit varying degrees of thickness. While the oceanic crust is primarily basaltic and thinner compared to continental crust, …
What types of rock make up the oceanic crust, and how do they form?
Apr 5, 2018 · The oceanic crust is mainly composed of basalt and gabbro, both igneous rocks. Basalt forms from lava that cools rapidly at mid-ocean ridges, while gabbro is created from slower cooling …
[FREE] At a convergent plate boundary where the oceanic crust and ...
Sep 23, 2023 · When oceanic and continental crusts converge at a plate boundary, the denser oceanic crust is typically forced beneath the less dense continental crust, a process known as subduction.
[FREE] How is continental crust different from oceanic crust? A ...
Nov 11, 2019 · The continental crust is thicker and mainly composed of granite, while the oceanic crust is thinner and primarily made of basalt. Oceanic crust is younger than continental crust, with the …
[FREE] Which of these statements is correct? A. Continental crust is ...
Mar 25, 2021 · Continental crust is composed of a variety of rocks, including granite, and is formed through complex geological processes over billions of years. Oceanic crust, on the other hand, is …
[FREE] Oceanic crust is dense compared to continental crust. At the ...
Sep 4, 2020 · Oceanic crust is dense compared to continental crust. At the boundary where the oceanic crust of the Nazca Plate collides with the continental crust of the South American Plate, which plate …
[FREE] How is continental crust different from oceanic crust? A ...
May 4, 2025 · Continental crust is thicker and less dense, primarily made up of granite, while oceanic crust is thinner, denser, and primarily composed of basalt. Additionally, oceanic crust is younger than …
Why are continental rocks much older than oceanic crust?
Nov 6, 2020 · Continental rocks are older than oceanic crust because oceanic crust is regularly formed and recycled through subduction at mid-ocean ridges, making it significantly younger. In contrast, …
What happens when oceanic crust collides with continental crust at a ...
Mar 3, 2020 · When oceanic crust collides with continental crust, the oceanic crust is subducted beneath the continental crust due to its higher density. This process leads to the formation of ocean trenches, …
[FREE] Study this image. The Asthenosphere is being divided by the ...
Dec 9, 2020 · Since the oceanic crust is mentioned to be above the lithosphere on one side, and it gives way to continentalcrust on the other, this typically results in oceanic-continental convergence. The …