1. If an ideal spring of spring constant k is cut in half, and the two parts are combined in parallel, what is the effective spring constant keff for the arrangement

The answer is b.the gaseous state is electrically positive, while the plasma state is electrically negative. 

Answer it orbits high above earth to gain clearer images of light, it magnifies images relative to the human eye, it records most of the universe as it was in the past, not as it is now;

Hi.the measurement  amperes represents the rate at which current flows.it's like the measurement of water flowing through a pipe.~