Hydrothermal vents deep in the ocean release extremely hot water, methane gas, and sulfur. Extreme bacteria thrive in this hostile environment. They form the base of a food web - that includes tube worms, mussels, and many other life forms. When a hydrothermal vent becomes inactive and cold, what will like occur?

Match the following. match the items in the left column to the items in the right column. 1. foreshocks process used to locate the epicenter of an earthquake 2. magnitude newer magnitude scale that measures the amount of moved (displaced) rock along a fault to determine the strength of an earthquake 3. mercalli intensity scale measure of the total amount of energy released during an earthquake 4. moment magnitude scale areas on active faults where a major earthquake hasn't occurred in a long time 5. richter scale mini-quakes that usually occur before a major earthquake 6. seismic gaps scale that measures the effects or severity of an earthquake 7. triangulation scale of magnitude based on the size of seismic waves produced by an earthquake

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

All organisms contribute some water to the water cycle by conducting