1. Paleomagnetism: Paleomagnetism is the study of Earth's ancient magnetic field recorded in rocks. It has provided strong evidence for plate tectonics. The alignment of magnetic minerals in rocks can reveal the past position of the Earth's magnetic poles, which helps in determining the movement of plates over time.

2. Seafloor Spreading: Seafloor spreading is the process by which new oceanic crust is formed through volcanic activity at mid-ocean ridges. This phenomenon was discovered by Harry Hess in the 1960s. Seafloor spreading provides evidence for plate movement as it shows that the oceanic crust is moving away from the mid-ocean ridges and getting subducted beneath the continental crust.

3. Transform Faults: Transform faults are fractures in the Earth's crust where plates slide past each other horizontally. The best-known example is the San Andreas Fault in California. The presence of transform faults is evidence of plate movement, as they indicate the lateral displacement of crustal blocks.

4. Volcanic Activity and Earthquakes: The distribution of volcanoes and earthquakes around the world is closely related to plate boundaries. Volcanic eruptions occur mainly along plate boundaries, such as subduction zones and mid-ocean ridges. Earthquakes also tend to occur along plate boundaries due to the stress buildup and release caused by plate movement.

5. Continental Drift: The concept of continental drift, proposed by Alfred Wegener in the early 20th century, suggests that continents have moved and drifted apart over time. The fit of the coastlines of different continents, the matching geological features, and the distribution of fossils across continents provide evidence for plate movement and the breakup of the supercontinent Pangaea.

6. GPS and Satellite Data: Global Positioning System (GPS) technology and satellite data have greatly contributed to the study of plate movement. GPS measurements can accurately track the movement of specific points on the Earth's surface, providing real-time data on plate motion. Satellite data, such as radar interferometry, can detect ground deformation caused by plate movement, helping scientists understand the dynamics of plate tectonics.

Overall, the combination of paleomagnetism, seafloor spreading, transform faults, volcanic activity, earthquakes, continental drift, and modern technologies like GPS and satellite data has provided compelling evidence for plate movement and the theory of plate tectonics.