Answer:
geology
Explanation:
Geology is the study of the solid Earth. Geologists study how rocks and minerals form. The way mountains rise up is part of geology. The way mountains erode away is another part
Answer:
Mechanical
Explanation:
I hope this will help you
Answer: Your friend could have Pneumonia or Bronchitis
Explanation: The symptoms for Pneumonia and Bronchitis both include being short of breath and having a cough