In the water cycle, water returns to the ground as precipitation. How does phosphorus return to the soil in the phosphorus cycle? A.
Phosphates found in soil dissolves in water.

B.
Phosphates are absorbed by the roots of plants.

C.
Animals eat the plants that absorbed the phosphates.

D.
Animals that ate the plants die and decompose.

Gravitational force i believe

The rate that would change would be the  searching efficiency/attack rate. there are only two other rates in this model: the  growth rate of prey, and the  predator or consumer mortality rate.the  searching efficiency/attack rate is what indicates how effectively can a predator capture its prey whether in the searching process or actual capturing/attacking process.