Science, Maths & Technology
Sands of time
...care not to get too close to unstable overhanging rocks, and NEVER climb up the cliffs to take a closer look). When sediments are first deposited they are laid down in flat layers. As they become buried beneath further layers, the sediments become cemented to form hard rocks. If you look in the cliffs you may be able to pick out these layers – hard layers will stick out...