Mountains are an important part of a rivers journey.
Mountains are areas of land that are much higher than the land surrounding them. They are higher and usually steeper than a hill and are generally over 600 metres high. They are often found together in a group called a mountain range.
Some well-known mountain ranges in the four countries that make up the UK include:
Take a look at this video and web page, but don't get too carried away, we will look at how mountains are formed next week.
Now you have learnt all about mountains, why not have a go at some or all of these activities.
Make a prediction on how a mountain is formed