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10 Cards in this Set

  • Front
  • Back
Arable
Land that can be used for growing crops.
Crustaceans
Creatures (usually water dwelling) with a hard exterior shell or crust
hemisphere
one half of the globe, above or below the equator, either the northern or southern hemisphere.
icebreaker
a ship which has a strengthened hull specially designed to travel through ice
insulate
to protect against cold or heat
nunataks
peaks of an ice-covered mountain that show through the ice
ozone layer
a layer of gas in the atmosphere which helps protect the earth from harmful unltraviolet radiation
treaty
A signed agreement made between two or more nations
triple-glazed
Windows made with three layers of glass-the space between each layer is designed to reduce heat loss
Botanists
Scientists who study plants.