A pine forest has enough food to support one thousand woodpeckers. Which factor could limit the growth of the woodpecker population? O increase in the annual rainfall
O limited availability of nesting space
O migration of woodpeckers to other regions
O increase in the population of seed-eating birds
Song

explanation:

the universal gravitation equation. since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. if the mass of one of the objects is doubled, then the force of gravity between them is doubled.

c.           is the correct answer