Which reason best explains why plasmas are good conductors of electricity? they have mobile charged particles. they are at extremely high temperatures. they are made up of particles in fixed positions. they have slow-moving nuclei that carry electricity.

They have mobile charged particles.  i hope this : )good luck!

The answer to your q it is d

For lesson: cameras, plant presses, newspaper, paper towels, clip boards, pencils, calculators, field guides, metric measuring tapes, paper, transect squares, colored pencils, ph meters, light meters, computers, etc.for extension: baggies for soil samples collecting, distilled water, hand shovels, beakers, boiled rice, microscopes, well microscope slides or regular microscope slides with cover slips