LLC 10. The surface of the Earth is divided into pieces called 'tectonic plates.' These plates move. When the plates rub against each other, they do not move smoothly. When the plates do not move smoothly, earthquakes result Some parts of the world get more earthquakes than other parts. The parts of the earth that get most earthquakes are near the edges of these plates a compare and contrast b. problem and solution C cause and effect d descriptive/ spatial