How scientists study earth's core?

How scientists study earth's core?
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How many years do scientists beli eve are left before the sun runs out of hydrogen in its core and leaves the main sequence?

Description : How many years do scientists beli eve are left before the sun runs out of hydrogen in its core and leaves the main sequence?

Last Answer : About 5 billion years. However, long before that - somewherearound 500 million to 1 billion years from now - the Sun isexpected to become so hot that no life can survive on Earth -unless we do something about it, of course.

How do scientists know about the structure of the earth's interior?

Description : How do scientists know about the structure of the earth's interior?

Last Answer : Because of the study of seismic waves from earthquakes

What is the best way that scientists can learn what the Earth's atmosphere was like millions of years ago?

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In In which field of psychology do scientists study mental processes to understand human behavior as well as how the brain moves information from short-term memory to long-term memory?

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Why do scientists continue to study the Moon long after the Apollo program ended and list some of the types of data that have been collected.?

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What scientists study past and present day human beings?

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What forms of technology are scientists using to study El Ni?

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Scientists who study the ocean are called?

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What will happen when the earth's core cools?

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Last Answer : It’ll be a few billion years before this happens so I’ll keep my concern at a minimum… (thinks about how the recession is affecting her finances again)

Why does the Earth's core have such a high temperature

Description : I heard that the Earth's core has a temperature of 6000 degrees Celsius. Is it even possible? And it hasn't cooled in those hundreds of thousands of years?

Last Answer : I recommend studying something about it here, for example here http://www.national-geographic.cz/clanky/zemske-jadro-je-mnohem-zhavejsi-nez-vedci-odhadovali.html#.VfJSLuQVjIU

What is the Earth's core?

Description : Is it hot lava?

Last Answer : Hmmm ... No - it's not .. Yes - it's ...: o According to theories - I wasn't there ... If you imagine "lava" as a magma eruption on the earth's surface - then no. If as "something" very hot, then yes. It is a mixture of many "hot" elements (and a few compounds) under high pressure.

how hot is the earths outer core?

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In which part of earths core do convection currents occur?

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What percentage of the earths outer core is iron?

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Last Answer : We do not know exactly because there is no way to get to it itfind out. We know the outer core composed mainly of a nickel-ironalloy.We believe that the composition of Iron meteorites must ... these rangesfrom 5% to 62% nickel from meteorite to meteorite with an averageof 5% nickel leaving 95% Iron.

Are all tectonic plates located at earth's core?

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Last Answer : No tectonic plates are in or even near the earth's core!The tectonic plates are fragments of the earth's crust.At subduction zones the edge of the subducting tectonic platedescends as much as a few hundred miles down into the earth'smantle before melting and becoming part of the mantle.

Is it true Scientist have concluded that earths inner core is made of solid iron?

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What is earths outer core inferred to be?

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Is the earth's outer core under low pressure?

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What are the inferred pressure and temperature at the boundary of the earths stiffer mantle and outer core?

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Is it true Scientist have concluded that earths inner core is made of solid iron?

Description : Is it true Scientist have concluded that earths inner core is made of solid iron?

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How does Earth's core transmit heat?

Description : How does Earth's core transmit heat?

Last Answer : By conduction and convection.

Why is the Earth's core hot? What caused it to heat up? Is it still heating, or now cooling?

Description : Why is the Earth's core hot? What caused it to heat up? Is it still heating, or now cooling?

Last Answer : Scientists estimate that temperature at the Earth's core is about 5538{+0}C. Much of the heat inside the Earth today comes from elements that were present when the planet was first formed billions of years ... function of their half-life. Therefore, Earth's core is not heating up, it's cooling down.

Assuming uniform density of the core, the acceleration due to gravity below the Earth's surface is A. inversely proportional to the square of the distance from the center of the Earth B. inversely proportional to the distance from the center of the Earth C. directly proportional to the square of the distance from the center of the Earth D. directly proportional to the distance from the center of the Earth

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Last Answer : directly proportional to the distance from the center of the Earth

Origin of gravitational field is A. charges B. masses C. Earth's core D. matter

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f you stood at the corner of Calle San Martin and Calle de la Duena in San Martin de Valdeglesias, Spain, and dug a vertical shaft straight down through the Earth's core, where would you surface?

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Which of the following is TRUE of an earthquake's epicenter and focus? w) they are the same x) the focus is above the epicenter y) the epicenter is at the earth's surface z) the focus is at the earth's inner core

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Last Answer : ANSWER: Y -- THE EPICENTER IS AT THE EARTH'S SURFACE

What is the The study of the agricultural industrial and commercial activities of man on the earth's surface is called.?

Description : What is the The study of the agricultural industrial and commercial activities of man on the earth's surface is called.?

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