Give two examples of sedimentary rock. A3: Limestone, sandstone, chalk, shale (any two).
What process turns sedimentary rock into metamorphic rock? A4: Heat and pressure. Section B: Weathering Q5: What is freeze-thaw weathering? A5: Water enters cracks in rock, freezes, expands, and widens the cracks, causing the rock to break apart.
How do plant roots cause biological weathering? A7: Roots grow into cracks in rocks and push them apart. Section C: The Rock Cycle Diagram Q8: What does erosion mean? A8: The wearing away and transport of rock fragments by wind, water, or ice. Exploring Science 8 Answers 8g
What is formed when sediments are compressed over time? A9: Sedimentary rock.
How is igneous rock formed? A2: From cooled magma or lava. Give two examples of sedimentary rock
Give an example of chemical weathering. A6: Acid rain dissolving limestone (carbonation).
Have a specific 8G question? Drop it in the comments below (if on your own blog) or ask your teacher for clarification. A4: Heat and pressure
Note: "Exploring Science 8" is a UK-based KS3 textbook (usually published by Pearson). "8G" is typically the unit on or Metals and their Uses depending on the edition. This post assumes the common 8G: "Rocks and Weathering" (from the 2008/2019 editions) but includes a note for other versions. Exploring Science 8 Answers: Unit 8G – Rocks and Weathering (Full Guide) If you’re studying Exploring Science 8 and looking for the answers to Unit 8G (often titled Rocks and Weathering or The Rock Cycle ), you’ve come to the right place.