Geography

2. The start of a river.
10. A point where a tributary flows into a river and becomes part of it.
11. The bottom or the river
12. A steep drop over a rocky ledge which causes river water to fall suddenly down.
14. A small stream that joins into a main river.
17. The wearing away of the land by the river.
18. The warmth of the sun turns water from sea, lakes and rivers into water vapour, which rises into the air.
19. An area near the end of a river where freshwater mixes with seawater.

1. A bend in a river.
3. As it rises, water vapour cools down and starts to condense into water droplets. These form clouds.
4. A _____________ plain is a flat area of land next to a river that gets covered in water when the river floods.
5. _____________ runoff is water that doesn’t soak into the soil flows over the ground into rivers, lakes or the sea.
6. When water droplets in clouds become too heavy, they fall to the ground as rain, snow or hail.
7. An __________ Lake is a type of lake formed when a meander is cut off from the rest of the river.
8. Some water that falls on the ground soaks into the soil or runs into cracks in the ground surface.
9. The sides of the river
13. Plants soak up water from the ground and give out water vapour from their leaves, which rises into the air.
15. An area of wetland made up of sediment transported to the end of the river, and divided by lots of channels.
16. The place where a river enters the ocean.