what is the wearing away and removal of rock material
hint
7 letters
erosion
wind,ice,water
The wearing away and removal of rock material is known as "erosion".
To find the answer, we can follow a few steps.
Step 1: Understand the question and identify the key information. In this case, we are looking for a word that describes the wearing away and removal of rock material. We are also given a hint that the word has 7 letters.
Step 2: Recall or research relevant knowledge. In this case, it is helpful to have some background knowledge about geology or earth science. Erosion is a term commonly used to describe the process of wearing away and removal of rock material by wind, water, ice, or other external forces.
Step 3: Apply the knowledge to find the answer. Using the information from step 2, we can deduce that the word we are looking for is "erosion". It fits the description of wearing away and removing rock material, and it also has 7 letters which matches the hint.
In summary, the wearing away and removal of rock material is called "erosion". This can be deduced by understanding the question, recalling or researching relevant knowledge, and applying that knowledge to find the answer.