Which of the following never cause a change in the motion of an object? O A. Net forces O B. Unbalanced forces C. Balanced forces D. Contact forces​

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.