The force of attraction between two unit point masses separated by a unit distance is called __________ .
A. gravitational potential.
B. acceleration due to gravity.
C. gravitational field.
D. universal gravitational constant.
Answer:D
The force of attraction between two unit point masses separated by a unit distance is called __________ .
A. gravitational potential. B. acceleration due to gravity. C. gravitational field. D. universal gravitational constant.