coastal systems and landscapes aqa geog

why type of system is a coast?

natural system

what do systems consist of?

• inputs

• outputs

• flows

• stores of sediment

• stores of energy

Define/describe inputs

e.g. sediment can be brought into the system in various way

• energy inputs come from winds, waves, tides & currents

Define/describe outputs

sediments can be washed out to sea or deposited further along the coast

Define/describe flows/transfers

e.g. processes such as erosion, weathering, transportation and deposition can move sediment within the system →e.g. from the beach to dune

Define/describe stores/components

landforms such as baches, dunes, spits are stores of sediment