A. stream erosion Just think about how the Grand Canyon was maid
Answer:
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C.they can burn or damage plants.
Atomic mass is determined by the number of protons plus the number of neutrons
Answer:Blood
Explanation:Bones contain bone marrow. Red and white blood cells are produced in the bone marrow. Protects and supports organs: Your skull shields your brain, your ribs protect your heart and lungs, and your backbone protects your spine.
