When an object turns around it’s internal axis (the earth turns on its axis) its a rotation. When an object turns around an external object (earth going around the sun) is a revolution.
Answer:
Lichen colonization of a rock field exposed by a retreating glacier(Primary Succession)
Explanation:
some examples of secondary succession:-Fire, hurricane, tornado
,Human disturbances: logging, mining, farming
- Changes that occur in an existing area
- Soil was already present
- -Rapid growth
Answer:
( A. joints between long bones )
