Answer :
1. It is the breaking down of rocks into fragments.
Correct Answer: A. erosion
Explanation: Erosion is the process of breaking down rocks into smaller fragments through the action of natural forces like water, wind, or ice.
2. A type of weathering that involves changes in the composition of the rocks.
Correct Answer: A. chemical
Explanation: Chemical weathering refers to the process where the composition of rocks changes due to chemical reactions. This can alter the minerals within the rocks.
3. What do you call the process by which humans extract stone from the earth?
Correct Answer: D. quarrying
Explanation: Quarrying is the process of extracting stone or minerals from the earth's surface, usually in the form of an open pit mine where rocks are extracted.
4. What will happen to rock when it is exposed to higher temperatures?
Correct Answer: A. contracts
Explanation: When rocks are exposed to higher temperatures, they can expand, not contract. The heat causes the rocks to expand due to thermal expansion.
5. An open pit mine where rocks can be extracted.
Correct Answer: D. quarrying
Explanation: An open pit mine where rocks are extracted is typically known as a quarry, where stone or minerals are extracted from the earth's surface for various purposes like construction or manufacturing.