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They do Not know how to predict when and where Earthquakes will occur in adequate time to give people enough warning in order to save lives.
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∙ 13y ago
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How do scientists know that the Earth's core is made of a different material?
Scientists know the Earth's core is made of a different material because earthquake waves pass through liquids, like the Earth's outer core, differently than they pass through solids.
What do scientists now know about earth that would have answered the scientists who rejected wegeners theory?
the sea-floor spreading, and the movement of tectonic plates
How you come to know about life existing on earth in past?
People come to know about life existing on planet Earth in the past by studying bones and fossils. These are kept in a databse and are studied by scientists.
How did scientists figure that the earth was made of layers?
Scientists used seismic waves to discover the layers of Earth.
What do scientists do at the Antarctic?
Scientists in Antarctica study the health of planet earth.
What do scientists Know about aliens?
they were first on earth
How do scientists know the poles of the earth are moving?
a compass
Why do scientists on Earth want to know so much about other planets?
We may possibly know how Earth was created.
How did scientists know how old the earth is?
By carbon dating minerals, fossils or objects, in the earth.
How do scientists know that planets are closer to earth than the stars?
not a clue
How do scientists know how old the moon is?
The nMoon was once a part of the Earth, so it is the same age as the earth.
What layer of the earth do scientists know most about?
the crust because that is the layer we live on so scientists can study it more thourouly
How do scientists know that the Earth's core is made of a different material?
Scientists know the Earth's core is made of a different material because earthquake waves pass through liquids, like the Earth's outer core, differently than they pass through solids.
Why do scientists study the characteristics that life on the earth possible?
Scientists study the characteristics that make life on earth possible so they can figure out when life will know longer be possible. They also want to know what causes life to not be possible.
How do scientists know that the earth has a core?
By using special instruments and using scientific evidences.
How do scientists know when the next eclipse will occur?
by knowing the placement of the sun ,earth and the moon
What do scientists now know about earth that would have answered the scientists who rejected wegeners theory?
the sea-floor spreading, and the movement of tectonic plates
