How do scientists know the earth has a molten center?
Do scientists know for sure what is at the center of earth?
Do astronomers' know where the center of the universe is? What is the Earth's inner core composed of and how do we know? What is the temperature of the center of the Earth? Is there a center in the universe? If so, do we know where is it? How do you find the centre of gravity of Earth with respect to an object on its surface? How do I find center of gravity of the world? Is it possible to reach earths core or centre? Why are we being pulled to the center of the earth? How is the center of gravity applied? Where is the centre of gravity? What is centre of gravity? What star system is Earth located in? What is in the center of a black hole? What would gravity be like in the center of the earth? What does "center of gravity" mean? What is the temperature of the center of the Earth? Why is the temperature of the Earth's center so high? What exists at the centre of a black hole? Does the Universe have a center? Which is bigger in the surface area the south half or the north half of the earth? How does the Earth's core affect its crust? Why is gravity zero at the center of the earth? What is centre of gravity does its changes? What is the shape of the earth? What is the difference between centre of mass and center of gravity? What is the center of gravity of cone? Why aren't humans drilling to the center of the earth? Why does gravity act downwards? Why is everything attracted towards the center of the Earth? Do singularitis exist? At the center of earth, gravity would be all around you causing you to float. What about at the center of a black hole? Can we discover the center of the Universe? What is the value of acceleration due to gravity at the centre of earth? Why? And also what about gravity?