Glaciation
What is a glacier
A large mass of moving ice
What is a volcano?
A crack in the earths surface where magma escapes from
How are sedimentary rocks formed?
From compressed layers of sediment over time
What is the starting point of a river called?
What is the process called when waves break down rocks and remove material from the coastline?
Erosion
What type of erosion happens when rocks frozen into the base of a glacier scrape the land beneath it?
Abrasion
What is magma called once it reaches the surface
Lava
What type of rock is formed when existing rock is changed by heat and pressure?
Metamorphic rocks
What is a river tributary?
A small stream that joins a larger river
Which coastal landform is created by deposition?
A beach
name the process where a glacier pulls pieces of rock from the ground as it moves?
Plucking
What is the name for a volcano that has not erupted in many years but may still erupt again
Dormant volcano
What is the most common use of limestone in Ireland?
Road surfaces
What is the area of land drained by a river and its tributaries called?
Drainage basin
True or False: A sand spit is formed by erosion.
False
Name a landform that is created from glacial erosion
A U-Shaped valley
Which plate boundary type is most associated with volcanic activity?
Constructive/ divergent plate boundaries
True or False: All fossils are found in sedimentary rocks.
True
True or False: Rivers only flow through lowland areas.
False
What is longshore drift?
Waves approach and move up the beach at an angle, due to prevailing winds. They retreat out in a straight line
What is deposited when a glacier melts and leaves behind unsorted rock and soil?
Boulder clay
Where are most of the volcanoes on earth found
The pacific ring of fire
What type of igneous rock forms underground and has large crystals?
Igneous rocks
Which river landform is created when a meander is cut off from the main flow of the river?
Ox-bow lake
Which type of erosion happens when rocks carried by the sea grind against the coast?
Abrasion