BLACKFKEJSJAJWJWJGO BLACKFKEJSJAJWJWJGO Biology Answered Please help :) True or False? Circle T or F 1. Earthquakes occur only once or twice a year. T or F 2. The Earth's surface is very rigid. Tor F 3. Earth's surface floats on molten rock. T or F 4. Tectonic plates are very small. Tor F 5. Oceans float on tectonic plates. T or F 6. Volcanoes and mountains are formed when tectonic plates are moving apart. Tor F 7 In most earthquakes faults are vertical. Tor F