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What layer does the earth's inner core spin in?
the way in which the earths core spins is believed to be the source of its
What can scientists learn from studying ice cores?
Scientists use ice core samples as a way to determine what kind was in the atmosphere at different times in history. They melt the ice core under a vacuum hood to retrieve any gases in the ice. They then take the water and run it through different instruments to determine what type of pollution, dust, ash, radiation, and metals were trapped in the ice. This helps determine what the weather was like at different points in time.
What does we are all stardust mean?
It means that everything was once part of a star. A very very very long time ago.... a massive star died (went supernova) and all the material left over from that supernova started being pulled together by gravity, starting nuclear fusion, and the Sun was born. From the leftover "star dust" the planets began forming and one of those was Earth.
What two metals are found in large amounts in the inner core?
Iron and nickel compose the bulk of the inner and outer core of the Earth.The bulk of the inner and outer cores, around 80%, are composed of iron. A substantial amount, around 10%, is composed of nickel, and the remainder is a mixture of other elements.
How old is the oldest plant fossil?
The oldest indications of the existence of real land plants have been found in cores from boreholes in Oman. The plant fossils have been found in the middle Ordovician and are about 475 million years old.
How do scientist discover information about the earth's past?
Scientists discover information about Earth's past by studying rock layers, fossils, ice cores, and sediment cores. These materials provide evidence of past environments, geological processes, and climate change. By analyzing these samples, scientists can reconstruct Earth's history and understand how it has changed over millions of years.
How do tree rings and ice core help scientist understand how earth has changed overtime?
Tree rings and ice cores provide valuable information about past climate conditions. Tree rings can show annual growth patterns which are influenced by factors like temperature and precipitation, while ice cores contain air bubbles and particles that can reveal past atmospheric composition and temperatures. By analyzing these samples, scientists can reconstruct past environmental conditions and study how the Earth's climate has changed over time.
What provides evidence of how the Earth's climate has changed over Time?
Geo-Strata not only occur in Earth, they are equally applicable in Ice Cores.
Why do scientist use ice cores?
Scientists use ice cores to study past climate conditions. By analyzing the gases, chemicals, and other substances trapped in the ice layers, they can reconstruct Earth's climate history, including temperature changes and levels of greenhouse gases. Ice cores provide valuable insights into how the climate has changed over thousands of years and help in better understanding of current climate change.
What can scientist learn by studying these ice cores?
Scientists can learn about the Earth's past climate by studying ice cores, as they provide records of past temperatures, atmospheric composition, and precipitation. This information helps scientists understand natural climate variability and can be used to improve climate models and predict future climate trends. Additionally, ice cores can also contain information about ancient air pollutants, volcanic eruptions, and even the history of human influence on the environment.
How do scientists study ice cores?
Scientists study ice cores by extracting cylindrical samples of ice from glaciers or ice sheets. These ice cores contain trapped air bubbles, dust particles, and other materials that provide information about past climate conditions. By analyzing the layers in the ice cores, scientists can reconstruct historical climate data, such as temperature and atmospheric composition, dating back thousands of years. This research helps us understand how the Earth's climate has changed over time and improve predictions for the future.
Where is the cores located?
middle of the earth
Where is the cores?
Under ground in the centre of the earth.
How many cores are inside the earth?
5
Which of the inner planets has two cores?
Earth
What is the website cores all about?
The website Cores is all about the earth's core. It explains different theories about the earth and how it was formed, and how it is made to be perfect fits to our species.
Is earth the only planet with a core?
No. The other terrestrial planets likely have metallic cores similar to Earth's. The gas giants likely have rocky cores.
