13 terms

Terms	Definitions
Observation	information gathered directly by using 1 or more of the 5 senses. -seeing, touching, hearing, tasting, and smelling
Inference	A logical conclusion based on observations and passed experiences.
Geologist	scientist who studies the earth.
Crust	Earths outermost layer.
Continent	Large land masses.
Mantle	The earths thickest layer underneath the crust.
Lithosphere	The earths brittle crust and the upper part if the mantle make up this layer.
Asthenosphere	the layer right below the lithosphere made up of solid, but putty like material.
Core	the earths center made up of the metal iron and nickle.
Outer Core	hot liquid metal; flows slowly.
Inner Core	Hot; solid material.
Conduction	transfer of heat energy through solid mater as one particle strikes another. Heat moves through the core and crust by conduction.
Convection	the transfer of heat from flowing material such as liquid or gas. heat moves through the earths mantle by convection and convection currents.

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• "Observation" image
• "Inference" image
• "Geologist" image
• "Crust" image
• "Continent" image
• "Mantle" image
• "Core" image
• "Outer Core" image
• "Inner Core" image
• "Conduction" image
• "Convection" image

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