TRUE that weathering is an example of an external force of change.
Step-by-step explanation:
Plant and animal life, atmosphere and water are the major causes of weathering. External forces, such as weather occur beyond the earth's surface and act as a major role to change the way of humans interact with the environment.
There are two types of weathering, they are mechanical and chemical weathering. It can be generated by variation in temperature, action of water and plants. Weathering processes that change properties rocks on or near the earth's surface. It change the shape of the earth by modifying land forms.