Which of the following was not a "lesson learned" from Hurricane Katrina, according to the Congressional investigation? A. There was no clear person in charge of the response to the disaster. B. Most Americans believed that the government responded appropriately to the disaster. C. The government was not prepared for a disaster of that scale. D. Communications between the agencies that responded to the disaster were poor

When a rock is mechanically weathered, the surface area of the rock is increased, which allows a greater amount of chemical weathering to occur. the surface area of the rock is increased, which hinders chemical weathering. the volume of the rock is decreased, which hinders chemical weathering. the volume of the rock is increased, which allows a greater amount of chemical weathering to occur. the surface area of the rock is decreased, which allows a greater amount of chemical weathering to occur