Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
Q: Symmetry in forces law states whenever one body exerts a force on a second body, the first body experiences a force that is equal in magnitude and opposite in direction to the force that the first body exerts.
A:
What law states whenever one body exerts a force on a second body, the first body experiences a force that is equal in magnitude and opposite in direction to the force that the first body exerts?