- Both are formed by tectonic plate movements.
- They can have similar features such as peaks, troughs, and slopes.
- Both can affect ocean currents and weather patterns.
Differences
- Size: Mountains and valleys on the ocean floor are typically much larger than those on land.
- Depth: Ocean mountains and valleys can be thousands of meters deep, while those on land are typically much shallower.
- Age: Mountains and valleys on the ocean floor are typically much younger than those on land.
- Composition: Ocean mountains and valleys are composed of different types of rock than those on land.
- Influence: Mountains and valleys on the ocean floor have a different impact on climate than those on land.