★ Must-know
📌 Internal forces originate inside the Earth and include tectonic plate movements, earthquakes, and volcanic activity, whereas external forces act on the Earth’s surface.
📌 Weathering is the breaking down of rocks, whereas erosion is the removal and transportation of weathered material.
Further detail
Internal forces build landforms; external forces break down, move, and deposit material.
1. Which statement correctly distinguishes internal forces from external forces in shaping Earth’s surface?
2. A rock is gradually broken into smaller pieces and those pieces are later carried away by a river. Which sequence describes these processes?
3. Which description best defines an ocean?
What distinguishes internal forces from external forces on Earth?
Internal forces originate inside the Earth, external forces act on its surface.
What is the difference between weathering and erosion?
Weathering breaks down rocks; erosion removes and transports weathered material.
What are oceans?
Large bodies of salt water covering most of Earth's surface.
How do oceans regulate Earth's temperature?
By absorbing, storing, and distributing heat.
Internal forces Earth
Tectonics, earthquakes, volcanic activity
External forces Earth
Weathering, erosion
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