After a category 5 hurricane, 200 kilometers of beach on the West coast of Florida had disappeared. What caused this to happen?
chemical weathering
B wind erosion
physical weathering
deposition

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The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?