Which of the following quantities is directly proportional to the gravitational poll between two objects

Examples: mental health problems cardiovascular disease obesity and other eating disordersmenstrual problems skin and hair problems

Ithink the answer is fusion 

If you're looking for an even spread of clay, silt and sand, add a considerable amount of sand and some clay until the 3 even out". soil texture triangle. silty clay loam soil is approximately 20 percent or less sand, 25 to 40 percent clay, and 40 to 70 percent silt.