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You can put energy into an object. Wanna know how? No, you don't need a Harry Potter wand. Just lift it up above your head! By doing so, you bestow the object with more potential energy. Learn more about the energy of motion and the energy of location in this clip.
Watch the whole Classical Physics playlist: http://bit.ly/ProfDavePhysics1
Modern Physics Tutorials: http://bit.ly/ProfDavePhysics2
Mathematics Tutorials: http://bit.ly/ProfDaveMaths
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
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That took a while, but we finally finished our investigation of Actinopterygii, the ray-finned fish. Now let's look at the other major clade within Osteichthyes, the lobe-finned fish of Sarcopterygii. This is the clade that gave rise to the tetrapods, like amphibians, reptiles, and mammals. Let's start by looking at coelacanths and lungfish.
Script by Ryan Helcoski
Watch the whole Zoology playlist: http://bit.ly/ProfDaveZoo
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
Anatomy & Physiology Tutorials: http://bit.ly/ProfDaveAnatPhys
Microbiology Tutorials: http://bit.ly/ProfDaveMicrobio
Botany Tutorials: http://bit.ly/ProfDaveBotany
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
Learn more about your ad choices. Visit megaphone.fm/adchoices
We just looked at note taking and sketching as two ways of documenting the crime scene. Now let's look at two more, photography and videography. What is the correct protocol for taking photos of all the evidence at the crime scene? Let's find out!
Script by Kuldeep Kawar
Watch the whole Forensic Science playlist: http://bit.ly/ProfDaveForensic
Classical Physics Tutorials: http://bit.ly/ProfDavePhysics1
Modern Physics Tutorials: http://bit.ly/ProfDavePhysics2
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology/Genetics Tutorials: http://bit.ly/ProfDaveBio
Pharmacology Tutorials: http://bit.ly/ProfDavePharma
Psychology Tutorials: http://bit.ly/ProfDavePsych
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Learn more about your ad choices. Visit megaphone.fm/adchoices
With some general information regarding echinoderms covered, it's time to get a sense of the diversity within this clade. First let's look at class Crinoidea, which contains the sea lilies and feather stars. These are fascinating creatures, so let's learn about them!
Script by Ryan Helcoski
Watch the whole Zoology playlist: http://bit.ly/ProfDaveZoo
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
Anatomy & Physiology Tutorials: http://bit.ly/ProfDaveAnatPhys
Microbiology Tutorials: http://bit.ly/ProfDaveMicrobio
Botany Tutorials: http://bit.ly/ProfDaveBotany
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
Learn more about your ad choices. Visit megaphone.fm/adchoices
What's work? Not that place you go to earn money. In physics it means something else. And what's energy? Not like in the groovy sense. Actually, energy is one of the most improperly used words in the English language. Let physics define these words for you!
Watch the whole Classical Physics playlist: http://bit.ly/ProfDavePhysics1
Modern Physics Tutorials: http://bit.ly/ProfDavePhysics2
Mathematics Tutorials: http://bit.ly/ProfDaveMaths
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
Learn more about your ad choices. Visit megaphone.fm/adchoices
After a deep dive into quantum mechanics, it's time to do the same for particle physics. What is the Standard Model of particle physics? What are all the particles in there, and how did we discover them? How can we use this model to do calculations? What is the future of the field? Let's learn all about it!
Script by Andrew Mattson, Physics PhD Student at Johns Hopkins University
Watch the whole Modern Physics playlist: http://bit.ly/ProfDavePhysics2
Classical Physics Tutorials: http://bit.ly/ProfDavePhysics1
Mathematics Tutorials: http://bit.ly/ProfDaveMaths
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Learn more about your ad choices. Visit megaphone.fm/adchoices
Newton's first law tells us that an object in motion will remain in motion, but we don't really see that on earth, do we? If you throw a ball, or push a hockey puck, these things do eventually stop. Why? To answer this we must learn about static and kinetic friction!
Watch the whole Classical Physics playlist: http://bit.ly/ProfDavePhysics1
Modern Physics Tutorials: http://bit.ly/ProfDavePhysics2
Mathematics Tutorials: http://bit.ly/ProfDaveMaths
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
Learn more about your ad choices. Visit megaphone.fm/adchoices
2025 has come to a close! And what a shitshow it was. What does 2026 have in store for us? Mr. Beat, JJ McCullough and I have made some bingo cards with predictions. Some of us took it more seriously than others. Spoiler alert: I did not take it seriously. That's my bad. But between the three of us we have some great predictions that stirred some interesting conversation. Let's reflect on the year and share our hopes and fears for next year together!
Check out Matt's channel: https://www.youtube.com/@UCmYesELO6axBrCuSpf7S9DQ
Check out JJ's channel: https://www.youtube.com/@UCyhOl6uRlxryALlT5yifldw
Watch my other debunks/debates/discussions: http://bit.ly/ProfDaveDebunk
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Learn more about your ad choices. Visit megaphone.fm/adchoices
Mass is just a fancy sciency word for weight, right? Wrong! Although related, they aren't the same thing. You'd better find out exactly what the difference is so that you don't look foolish around the water cooler! Oh and the normal force, let's find out what that is too.
Watch the whole Classical Physics playlist: http://bit.ly/ProfDavePhysics1
Modern Physics Tutorials: http://bit.ly/ProfDavePhysics2
Mathematics Tutorials: http://bit.ly/ProfDaveMaths
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Biology Tutorials: http://bit.ly/ProfDaveBio
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
Learn more about your ad choices. Visit megaphone.fm/adchoices
We've all seen pictures of chromosomes, and we know that they contain DNA. But how do we get from the double helix of DNA to the X-looking shape of a chromosome? Is it just DNA, or are there other things in there? How much DNA is in each chromosome? Chromosomal structure is incredibly complicated, but now that we've learned about DNA and proteins, as well as Mendelian genetics for a little context, we are finally ready to get a more sophisticated view of what's inside a chromosome.
Watch the whole Biology/Genetics playlist: http://bit.ly/ProfDaveBio
General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem
Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem
Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem
Anatomy & Physiology Tutorials: http://bit.ly/ProfDaveAnatPhys
Biopsychology Tutorials: http://bit.ly/ProfDaveBiopsych
Microbiology/Infectious Diseases Tutorials: http://bit.ly/ProfDaveMicrobio
Pharmacology Tutorials: http://bit.ly/ProfDavePharma
History of Drugs Videos: http://bit.ly/ProfDaveHistoryDrugs
EMAIL► [email protected]
PATREON► http://patreon.com/ProfessorDaveExplains
Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
Amazon: https://amzn.to/2HtNpVH
Bookshop: https://bit.ly/39cKADM
Barnes and Noble: https://bit.ly/3pUjmrn
Book Depository: http://bit.ly/3aOVDlT
Learn more about your ad choices. Visit megaphone.fm/adchoices
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