The first option is correct. have fun in earth science i love astronomy!! :)
Answer:
True
Explanation:
True definition of a mixture itself
Explanation:
An electron current, the flow of electrons, contributes to an electric current since the electron 'carries' negative electric charge. ... The flow of ions (either positively or negatively charged) also contributes to an electric current in, for example, the electrolyte of an electrochemical cell.
hope it will work well?!
Uh i did this because it made me curious... i may have done it wrong nothing happened