Answer: Please refer to Explanation
Explanation:
Stream - A series of connected channels that fills with water.
Rill - A small groove in soil created by runoff.
Gully - A channel of connected grooves created by runoff.
- Occurs when rills get bigger due to more runoff and then connect to become even bigger.
Tributary - One of many channels that connect to form a river.
- Tributaries feed rivers but never the open sea.
