Answer:
the potential energy a massive object has in relation to another massive object due to gravity
Answer:4N
Explanation:
mass=4kg
Acceleration=1m/s^2
Force=mass x acceleration
Force=4 x 1
Force=4N
Answer:
Repulsion is the sure test for magnetism because it occurs only when two like poles of a magnet exist while the attraction phenomenon can occur between two unlike poles of a magnet and also between a magnet and a magnetic material means if there are two magnets they will attract each other and suppose if one material