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___ magma causes powerful and explosive volcanic eruptions. A. basaltic B. composite C. rhyolitic D. andesitic
Basaltic magma causes powerful and explosive volcanic eruptions.
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User: ___ magma causes powerful and explosive volcanic eruptions. A. basaltic B. composite C. rhyolitic D. andesitic

Weegy: Basaltic magma causes powerful and explosive volcanic eruptions.
lieengar|Points 155|

User: well into the twentieth century, many scientist believed the ocean floor was A. round B. flat C. sandy D. rocky

Weegy: In 20th century many scientists believed the ocean floor was A. flat
jeo007|Points 201|

User: what is another name for the Circum-pacific belt? A. mount pinatubo B. Pacific ring of fire C. mediterranean belt D. mount vesuvius

Weegy: D. Pacific Ring of Fire
ricky1982|Points 0|

User: which of the following is not a convergent boundary? A. oceanic- oceanic B.continental-continental C. Oceanic-continental D.Continental-volcanic

Weegy: B. Continental-volcanic is not a convergent boundary.
asero1010|Points 4462|

User: what type of instrument measures seismic waves? A. seismic scale B

Weegy: Seismic waves are waves that travel through something with give, like our earth. They can be caused by many occurrances but typically are caused by explosions or earthquakes.
hoosierhunter|Points 207|

User: what type of instrument measures seismic waves? A. seismic scale B. seismometer C. mercalli scale D. seismogram

Weegy: Yes the note is correct seismometer.
millerj765|Points 13|

User: the three types of stress that act on earths rocks are compression, tension, and A. shale B. tension C. tephra D. shear

Weegy: The three types of stress that act on Earth's rocks are compression, tension, and shear. [ ]
Expert answered|Meynard|Points 205|

User: the condition of equilibrium that results in the displacement of the mantle by the continental and oceanic crust is know as A. toot rebound B. topography C. isostasy D. erosion

Weegy: The condition of equilibrium that results in the displacement of the mantle by the continental and oceanic crust is known as isostasy. [ ]
Expert answered|Meynard|Points 205|

User: which statement best describes the richter scale? A. its a numerical system that measures the smallest seismic waves during an earthquake B. its named after a scientist who studied tornadoes C. Its a numerical rating system that measures the larges t seismic wave during an earthquake D. its a test given to all geologists

Weegy: It's a numerical system that measures the smallest seismic waves during an earthquake. best describes the Richter scale [ ]
Expert answered|Meynard|Points 205|

User: a flat area on a mountain is known as a A. valley straight B. grand valley C. rising canyon D.pleteu

Weegy: A flat area on a mountain is known as a PLATEAU. [ ]
Expert answered|Meynard|Points 205|

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Asked 9/16/2013 11:42:43 PM
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which of the following is not a layer of the atmosphere? A. thermosphere B. mesosphere C. Exosphere D. Lithosphere
Weegy: B. Lithosphere is not a layer of the atmosphere. User: the koppen classification system is used as a classification system for A. climates B. low pressure systems C. weather systems D.high pressure systems User: lightning heats the surrounding air to A. 30,000 C B. 3,000 C C. 300,000 C D. 300 C Weegy: Lightning heats the surrounding air to 30,000 C. User: the level of the oceans surfaces is known as ___ level. A. volcanic B. sea C. surface D. atmosphere (More)
Question
Updated 9/1/2014 5:46:29 PM
1 Answer/Comment
The level of the oceans surfaces is known as SEA level.

Added 9/1/2014 5:46:29 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by yumdrea [9/1/2014 5:59:58 PM]
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