Assess the costs and benefits of future increases in spending on flood defences in the UK.
(8 marker for paper 2 geography edexcel b)

1. d: oceanic crust is thicker and contains a lot of granite2.d: where two continental plates are colliding  3.b.contour boundaries4.b.plates that are attracted to each other by gravity5.a.as two continental plates collide along a convergent boundary, mountains are formed.