Answer: Water cycle
Explanation: Water cycle or hydrologic cycle is the continuous movement of water from on land, rivers, oceans and the air.
Answer:
A tundra forms because the area takes in more carbon dioxide than it produces. The tundra is one of Earth's three major carbon dioxide sinks. Plants indigenous to the tundra region do not undergo a regular photosynthetic cycle.
Venezuela is the #1 producer of oil in South America.
I think it's an inclined plane.
It was invented by Archimedes.