Studied by 4 people
(imported from quizlet)
continental glacier
huge sheets of ice that cover entire land masses under the force of gravity
valley glacier
glaciers that form in high elevations in mountain valleys under the force of gravity
u-shaped valley
shape of the valley walls from glacial erosion
erratics
large deposited fragments that can be transported hundreds of miles inside or on top of the glacier
drumlins
streamlined oval shaped mounds of unsorted sediment (shows directionality)
eskers
a long winding ridge of sands and gravels (shows directionality)
terminal moraine
a mound of till deposited along the leading edge of a glacier
glacial grooves
long parallel scratches formed by sediment embedded in a glacier that has passed over the surface (shows directionality)
kettle lake
depression left in the ground that is filled with glaicial melt water (ex: Lake Ronkonkoma)
outwash plain
broad glacial feature of smaller sediment carried from the melting water of a retreating glacier (ex: Long Island's south shore)
