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Inside Earth Book Vocabulary
Chapter 1/Sections 2&3
9
Science
8th Grade
06/19/2005

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Cards

Term
heat transfer
Definition
the movement of energy from a warmer object to a cooler object
Term
radiation
Definition
the transfer of energy through empty space
Term
conduction
Definition
the transfer of heat by direct contact of particles of matter
Term
convection
Definition
the transfer of heat by movements of a heated fluid
Term
density
Definition
the amount of mass in a given space; mass per unit volume
Term
convection current
Definition
the movement of a fluid, caused by differences in temperature, that transfers heat from one part of the fluid to another
Term
Pangaea
Definition
the name of the single landmass that broke apart 200 million years ago and gave rise to today's continents
Term
continental drift
Definition
the hypothesis that the continents slowly move across Earth's surface
Term
fossil
Definition
a trace of an ancient organism that has been preserved in rock
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