Final answer:
To calculate the force on the moon by a planet at a certain location, you can use Newton's law of gravitation which involves the masses of the objects and the distance between them. The force will be attractive, pulling the moon towards the planet.
Step-by-step explanation:
To calculate the force on the moon by the planet at a location, we can use Newton's law of gravitation. The force is given by F = (G * m1 * m2)/r^2, where G is the gravitational constant, m1 and m2 are the masses of the two objects, and r is the distance between them. In this case, the force on the moon by the planet would be the gravitational force between the moon and the planet.
To calculate the force, we would need the masses of the moon and the planet, as well as the distance between them. Once we have these values, we can plug them into the formula and calculate the force. Keep in mind that the force will be attractive, pulling the moon towards the planet.