A skier is moving 8.33 m/s when he starts to slide UP a 8.44 degree frictionless slope. How much time does it take him to come to a stop

Your answer is c. explanation: plasma  is the fourth state of matter, derived from the gaseous state of matter.  plasma  can contain free  electrons  and/or  ions. while  plasma is never neutral, it can either be positively or negatively charged.  gases, however, are electrically neutral.

Answer///(d) atoms contain small,negatively charged particles;