Prepare for the GED Science Exam with our comprehensive quizzes featuring flashcards and multiple-choice questions. Each question includes hints and explanations to help you grasp essential concepts and succeed.

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.


What does erosion refer to in geology?

  1. the process by which water changes from liquid form to an atmospheric gas

  2. (geology) the mechanical process of wearing or grinding something down

  3. the passage between the pharynx and the stomach

  4. a general term for female steroid sex hormones

The correct answer is: (geology) the mechanical process of wearing or grinding something down

Erosion in geology refers to the mechanical process of wearing or grinding something down, such as rocks and soil, through the influence of wind, water, and other forces. Option A is referring to the process of evaporation, not erosion. Option C is describing the esophagus, not erosion. And option D is a medical term and not related to geology.