Resistance and Multimeters

March 12, 2025  •  EPISODE 256

How do we measure electricity? In this episode of Science LIVE, Roger Billings shows how multimeters work to measure voltage, resistance, and ohms. Learn why these tools are important and how they’re used in everyday technology.

About DrB

Dr. Roger Billings is a visionary innovator whose work has touched the lives of millions of students and transformed the landscape of education. Widely known as “DrB” to the countless kids who benefit from his groundbreaking Acellus learning system, Dr. Billings has dedicated his life to advancing education through technology. As part of DrB’s lifelong commitment to supporting education, Science LIVE was launched as a way to “give back” by mentoring students in conjunction with the Roger Billings Scholarship Program.


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About the Roger Billings Scholarship Program »

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378 Comments

  1. Brooklyn

    Memory wire is so amazing!

    Reply
  2. Kiayonna

    My daddy had a volt meter like the big yellow one you have. I’m going to see if he will let me try to work with it.

    Reply
  3. Aiden

    I can’t say how much I love science lives!

    Reply
  4. Micah

    I had no idea memory wire could do that

    Reply
  5. Kali

    memory wire is so cool

    Reply
  6. Makenzye

    I learned about memory wire and how you can train it in a certain position.

    Reply
  7. Jacob

    Hello, my name is Jacob. Thank you for informing me about resistors. In my opinion, it’s also really fascinating to me how Steve Jobs was one of the people to take part in the development of the first computer mouse. Anyway, thank you for the knowledge.

    Reply
  8. David

    Memory wire is used in a lot of cool inventions

    Reply
  9. Isabella

    I love this episode about daylight savings time but it is so fascinating about it, and when i grow up i am going to change the world!

    Reply
  10. Mason

    Does electricity work in space?

    Reply
  11. Eli

    Very fun and interesting video.

    Reply
  12. Eli

    I can’t wait to be in college!

    Reply
  13. Amanda

    Electricity is so intriguing!

    Reply
  14. Derek

    Can electricity work in space?

    Reply
  15. Colton

    I love the mini game where you can mess with multimeters really fun and educational

    Reply
  16. Faith

    Electricity is so strange but powerful!

    Reply
  17. Sophia

    Electricity is interesting but dangerous.

    Reply
  18. Yoab

    It’s truly amazing how Ohms Law is a straightforward relationship but turns into a gateway to understanding and manipulating the forces that holds our world. Thank you so much for telling us this amazing information.

    Reply
  19. Trevor

    will electricity work in outer space? Why do we have daylight savings time

    Reply
  20. Jade

    So cool!!

    Reply
  21. Santiago

    How does resistance and multimeters help us humans and what does it improve?

    Reply
  22. Kevin

    I think electrcity may work in space.

    Reply
  23. Eliza

    would electricity work in space?

    Reply
  24. Anthony

    that daylight savings joke was funny

    Reply
  25. Barrett

    Would electricity work in space?

    Reply
  26. James

    Tobias and his story about the history of the mouse and research being funded by NASA was very interesting.

    Reply
  27. Elliana

    Could we make electricity in space?

    Reply
  28. Mina

    so cool! thank you!

    Reply

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