200
Erosion caused when rocks and boulders transported by waves bump into each other and break up into smaller pieces.
A river splitting is known as ________.
The acid caused _________.
The town experienced a volcanic ________.
Volcanoes can be active , dormant or _______.
_________ action is the sheer power of the water as it smashes against the river banks.
Solid rock is broken down by __________.
_________ is a place in England whose location is the centre of the world.
________ is the capital of Finland.
________ is in Northern Africa.