Answer:
1. Summil : The top of a mountain.
2. Tableland : Flat-topped highland with steep slopes .
3. Tensional Forces : Pulling forces within the Earth's crust .
4. Terraces : Long, broad steps cut on the slopes to facilate crop cultivation.
5. Vent: A hole in the Earth's surface through which lava or gas come out ; also called crater .
6. Volcanic: connected with a volcano .
Explanation:
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