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  • My question is can Kinetic Energy be used as clean 'green' energy. Can a community use this principle to generate energy? Also, I don't know who the lecturer is so I can not contact him with questions.

    kewpified 3 weeks ago

  • I really want to know how he draws those dots like that, is it mechanical chalk?

    roastbeef240 8 months ago 5

  • @roastbeef240 I think there is a rubber-like thing around the chalk case, so when he hold the case oblique and draw, it bounces because of friction.(?)

    turquamc 3 months ago

  • 47:52 that guy looks so interested lmao

    LucyRockprincess 9 months ago

  • Thank you so much for this video! You always explain exactly what I'm looking for!

    fuddyism 10 months ago

  • Is this college?

    I can't believe how I am in middle school and I can understand this.

    manchesteralltheway 1 year ago

  • @manchesteralltheway

    Lol you are bad, me i understand that, when i was 6 years old.

    Bassoarno 1 year ago

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