Scientist who study the earth.
Earth's outermost layer.
Large land masses.
The Earth's thickest layer; under the crust.
The Earth's center; made of the metals iron and nickel.
Hot liquid metal; flows slowly.
Hot, solid material.
Transfer of heat energy through solid matter as one particle strikes another. Heat moves through the core and crust by conduction.
The transfer of heat energy by flowing material such as liquid or gas. Heat moves through the Earth's mantle by convection and convection currents.