Question

use the drop - down menus to answer each question about rock formation. which type of rock is formed from molten materials? which type of rock needs weathering or erosion to form?

Explanation:

Igneous rocks form from the cooling and solidification of molten materials (magma or lava). Sedimentary rocks form from the accumulation and compaction of sediments, which are created through weathering and erosion of pre - existing rocks.

Answer:

1. Igneous rock
2. Sedimentary rock