What does the ancient earthquake detector do? it help tell the direction of where it came from and the slightest movement will make the ball fall if you are referring to the ancient china one Edit
Depending on the type of lava flow, the resulting rocks look very different. This was a pahoehoe flow. A lava flow is caused by a volcanic eruption. The lava can flow down the volcano at speeds ranging from 1/24 to 50 meters an hour. They can be 1,300 degrees fahrenheit or more. They are very destructive.
Step 4 Generate Obsidian. [1] To activate the machine, first press the lever so that the piston deactivates and lava flows out. , [2] As the lava flows, it will remain above the redstone. [3] In an instant it will create an obsidian block below itself., [4] This flow will continue until it reaches the third block in your trench, keeping you safe. [5] This next step is very important.When the lava flow has stopped FIRST press the lever so as to stop the lava from continuing to flow.tep 4 Generate Obsidian. [1] To activate the machine, first press the lever so that the piston deactivates and lava flows out. , [2] As the lava flows, it will remain above the redstone. [3] In an instant it will create an obsidian block below itself.