22) what is the difference between the plasma and gaseous states of matter? a. the gaseous and plasma states are electrically neutral. b. the gaseous state is electrically positive, while the plasma state is electrically negative. c. the gaseous state is electrically negative, while the plasma state is electrically negative.

Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

The ozone hole appears in antarctica during