Answer:
use own words!!!
Explanation: Velocity increases as more water is added to rivers via tributary rivers. This means that less of the water is in contact with the bed of the river and the mouth so there is less energy used to overcome friction. Hence rivers flow progressively faster on their journey downstream.
Chemical energy it is the energy stored in the chemical bonds of molecules
A mink could swim after the fish and a heron could swoop down after the fish
IT'S D becuse none of the other awser choses make sense so ya