Answer:
Explanation:
Most limestones actually start as calcium carbonate mud or shells precipitated by organisms in reefs or shallow shelf regions - the biosphere. Over time, the limestone is broken down into its chemical parts and may come back to the surface as volcanic CO2 (in the atmosphere).
The answer to the question that you are asking will be the letter A because point b would be sunrise I hoped this helped
Answer:
An example of a slow change is erosion and an example of rapid change is an earthquake.
Answer: Metalloid and non-metals not only form covalent bonds by sharing, but can form ionic bonds either by losing or gaining electrons
Hope this helps
Explanation:
The correct answers are 2. arid climate and 4. oil resources
The climate always causes environmental climate, especially arid one, while oil both extraction and production creates environmental problems.
