Weegy: Low. User: When two oceanic plates collide, it creates a Weegy: They are powered by forces originating in Earth?s radioactive, solid iron inner core. They move in different directions atop a layer of much hotter, softer, more malleable rock called the athenosphere User: The Mid-Atlantic Ocean Ridge is an example of a (More)

Weegy: Volcanoes are formed by the accumulation of magma (molten rock that forms below a planet's surface). Magma can erupt through volcanic vents. As magma forms, it rises and accumulates in underground reservoirs before it erupts onto the surface. [ With each eruption, the erupted material adds another layer to the growing volcano. ] User: The seven continents used to be one huge supercontinent called Weegy: Pangaea (also spelled Pangea or Pang a) is a theoretical supercontinent that existed about 250 million years ago. Scientists believe all seven continents as they are today were once part of a supercontinent and have slowly moved apart. ] User: The seven continents used to be one huge supercontinent called Weegy: Pangaea (More)

Weegy: Soil User: _____ converts ammonium into nitrates, while _____ converts nitrates into nitrogen gas. Weegy: results in nitrates being converted to nitrogen gas and returned to [ ] (More)

Weegy: Magma (Plurals: magmas and magmata) is molten rock that sometimes forms beneath the surface of the earth (or any other terrestrial planet) that often collects in a magma chamber inside a volcano. Magma may contain suspended crystals and gas bubbles. [ [ [ By definition, all igneous rock is formed from magma. ] ] ] User: what is known as th new stone age? (More)

Weegy: Most energy in an ecosystem comes originally from the Sun. User: You are a _____ consumer if you feed on secondary consumers. Weegy: B Primary User: About how much energy is transferred between a producer and primary consumer? (More)