Locate the boxes, the camera and the North arrow in the correct places on the map and the image.

Click and locate on the map

Click and locate on the image

Label the map and the image correctly.

Drags the labels to the map above.

Offshore bar Beach Sea Sand Dunes Estuary River Dyfi Cliffs Pebble Ridge

Drag the labels to the image above.

Estuary Beach Sea Sand Dunes River Dyfi Cliffs Borth

Click on the numbers below the map and explain the process before revealing the text.

1

Erosion of the cliffs between Aberystwyth and Borth supplies pebbles.

2

Longshore drift moves sediment parallel to the coast.

3

Backwash drags sediment off the beach. Some is deposited on offshore bars, the rest is moved further along the coast by longshore drift.

4

Swash moves sediment from the offshore bar onto the beach.

5

Onshore winds blow dry sand off the beach and into the sand dunes where it is deposited.

6

The river Dyfi supplies sediment from the land and washes it into the estuary or out onto the offshore bar.

The transport of beach sediment at Borth and Ynyslas.

Page 27

Figure 33