Product of permittivity and permeability

If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves

The speed of light can be used to measure the

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic