What is a source of a river
This is where the riverbegins. It usallay begins high up (mounains)
What is an upper course?
A young river flows quickly. The energy bulids and causes the fast flowing river to create waterfalls where the water flows
Whaty is the middle course
The river gets wider and slows down
What is a meander
This is a winding or curving bend in the river
What is a mouth of the river
It is when the river opens into a large body of water like a lake or the ocean.