martes, 8 de noviembre de 2016

What is plasma?

https://youtu.be/xuUJwFLUpS0

Watch this video from www.monkeysee.com and answer the questions:
  1. According to the video, plasma is:
    1. A kind of gas.
    2. A different state of matter.
    3. A special type of liquid.
    4. None of above are correct.
  2. What types of particles form plasma?
    1. Atoms
    2. Molecules
    3. free electrons and cations
    4. protons and electrons
  3. What properties does plasma have in common with gasses?
  4. What are the two properties that make plasma different from gasses are mentioned in the video?
  5. What are the ways to create plasma that are explained in the video?
  6. Plasma is often called ______________.
  7. According to the video, where can plasma be found?
  8. Plasma...
    1. ...is very hard to find in the universe.
    2. is the most common state of matter.
    3. is the estate of 80 percent of the mass of the universe.
    4. only exists in very especilized laboratories.