Part II. True or False. Write T if the statement is true and Fif it is false. 1. All plates are presently moving in the same direction, 2. Glossopteris is a type of plant fossil found on several continents. 3. Seafloor spreading adds new material to the ocean floor. 4. The direction of motion of a plate cannot change over time. 5. There have been a number of supercontinents during Earth's history.