Glaciers Crossword Puzzle

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Glaciers Crossword Puzzle

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QUESTIONS LIST:

  • million : the last ice age began about two- _ years ago and the ice sheet began to retreat about eighteen-thousand years ago.
  • erosion : a glacier is a huge mass of moving ice and is a powerful agent of _ .
  • deposits : after glaciers have melted they leave behind glacial _ of sediment and debris.
  • four : scientists have found evidence of at least _ major ice ages.
  • continental : _ glaciers are massive ice sheets that cover large land masses.
  • icecaps : large blocks of ice that cover mountain tops.
  • snowline : a _ is a certain elevation where ice and snow remain all year.
  • valley : a _ glacier is a long, narrow, wedge shaped mass of ice that moves through mountains.
  • icebergs : large blocks of ice that fall off ice shelves into the ocean.
  • horns : glacial _ are three-sided mountain peaks carved by ice.