Лучшие видеоролики
Tutoriel pour apprendre à construire un triangle dont les mesures des 3 côtés sont connues. Utilisation des fonctions "segment de longueur donnée" et "cercle (centre - rayon).
Practice this lesson yourself on KhanAcademy.org right now:
https://www.khanacademy.org/math/trigonometry/less-basic-trigonometry/angle-addition-formulas-trig/e/trig_addition_identities?utm_source=YT&utm_medium=Desc&utm_campaign=Trigonometry
Watch the next lesson: https://www.khanacademy.org/math/trigonometry/less-basic-trigonometry/angle-addition-formulas-trig/v/cosine-addition-identity-example?utm_source=YT&utm_medium=Desc&utm_campaign=Trigonometry
Missed the previous lesson?
https://www.khanacademy.org/math/trigonometry/less-basic-trigonometry/angle-addition-formulas-trig/v/cosine-angle-addition-2?utm_source=YT&utm_medium=Desc&utm_campaign=Trigonometry
Trigonometry on Khan Academy: Big, fancy word, right? Don't be fooled. Looking at the prefix, tri-, you could probably assume that trigonometry ("trig" as it's sometimes called) has something to do with triangles. You would be right! Trig is the study of the properties of triangles. Why is it important? It's used in measuring precise distances, particularly in industries like satellite systems and sciences like astronomy. It's not only space, however. Trig is present in architecture and music, too. Now you may wonder...how is knowing the measurement and properties of triangles relevant to music?? THAT is a great question. Maybe you'll learn the answer from us in these tutorials!
About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.
For free. For everyone. Forever. #YouCanLearnAnything
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https://www.youtube.com/channe....l/UCYQSs1lFJZKpyqNQQ
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This chemistry video tutorial explains how to memorize the 7 strong acids and strong bases. Strong acids dissociate completely where as weak acids dissociate partially. Strong Bases are usually soluble compounds that release hydroxide ions into solution.
Acids and Bases - Introduction: https://www.youtube.com/watch?v=FM2MpMbV0rw
The 7 Strong Acids to Memorize:
https://www.youtube.com/watch?v=AaYQ_ZiE7AY
Conjugate Acid-Base Pairs:
https://www.youtube.com/watch?v=OP6RKqSp1Xw
pH and pOH Calculations:
https://www.youtube.com/watch?v=OEW4-Sfyvik
Estimate The pH Without a Calculator:
https://www.youtube.com/watch?v=Mgph6gmIuwg
_______________________________
Autoionization of Water - Kw:
https://www.youtube.com/watch?v=ID5K1Yt7Yho
Which Acid Is Stronger?
https://www.youtube.com/watch?v=PdqFSw_SRug
Acidic, Basic, & Neutral Salts:
https://www.youtube.com/watch?v=-6Pxr7SRgeo
pH of Weak Acids:
https://www.youtube.com/watch?v=kJTCuRSeh6g
Buffer Solutions:
https://www.youtube.com/watch?v=kBzPTEB21Po
_________________________________
Polyprotic Acid Base Equilibria:
https://www.youtube.com/watch?v=nXugjkSQtTI
Acid Base Titration Curves:
https://www.youtube.com/watch?v=LNG9rhmBu8E
Acids and Bases - Practice Test:
https://www.youtube.com/watch?v=hmGPK0cuO7o
Ksp - Molar Solubility & Ice Tables:
https://www.youtube.com/watch?v=kO-9OajoPZs
Complex Ion Equilibria:
https://www.youtube.com/watch?v=nkiMFM19yNE
___________________________________
Gibbs Free Energy, Entropy & Enthalpy:
https://www.youtube.com/watch?v=2KuNzB0cZL4
Entropy - 2nd Law of Thermodynamics:
https://www.youtube.com/watch?v=lN66F9V7-_Q
Electrochemistry Practice Problems:
https://www.youtube.com/watch?v=S9frctwDyL0
Final Exams and Video Playlists:
https://www.video-tutor.net/
Full-Length Videos and Worksheets:
https://www.patreon.com/MathSc....ienceTutor/collectio
Chemistry PDF Worksheets:
https://www.video-tutor.net/chemistry-basic-introduction.html
Can JJ and friends help Twinkle? Cody and Nina Join JJ for a playdate at his new treehouse on CoComelon lane for a magical adventure with a star from the sky! Sing along to Twinkle Twinkle little star nursery rhymes for kids
Subscribe for new videos every week!
https://www.youtube.com/c/CoCo....melon?sub_confirmati
Lyrics:
Twinkle twinkle little star.
How I wonder what you are.
Up above the world so high.
Like a diamond in the sky.
Twinkle twinkle little star.
How I wonder what you are.
Verse 2
Twinkle twinkle little star.
How I wonder what you are.
Up above the world so high.
Like a diamond in the sky.
Twinkle twinkle little star.
How I wonder what you are.
Verse 3
Twinkle twinkle little star.
How I wonder what you are.
Up above the world so high.
Like a diamond in the sky.
Twinkle twinkle little star.
How I wonder what you are.
Verse 4
Twinkle twinkle little star.
How I wonder what you are.
Up above the world so high.
Like a diamond in the sky.
Twinkle twinkle little star.
How I wonder what you are.
🍉Spotify: https://open.spotify.com/artis....t/6SXTTUJxIVwMbc1POr
🍉Apple Music: https://music.apple.com/…/coco....melon-kids-hits-vo…/
Watch our playlists:
Family Fun
https://www.youtube.com/watch?v=jbBbRjs_niM&list=PLT1rvk7Trkw7odS3
Kids Songs by CoComelon
https://www.youtube.com/watch?v=4t5WI5RF67Y&list=PLT1rvk7Trkw6-eCetnOs60kLGdmcHhyj0tPR-3vMf8CuMJN5gP
JJ & Friends
https://www.youtube.com/watch?v=4t5WI5RF67Y&list=PLT1rvk7Trkw4QbgqgSEJjJz3HIewomqdS
Nursery Rhymes in 3D
https://www.youtube.com/watch?v=z3-Tm_aS3N0&list=PLT1rvk7Trkw55UcI5ijZ_4QmsKqYSSXEq
Website ► https://cocomelon.com/
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About CoComelon:
Where kids can be happy and smart!
CoComelon’s 3D animation and songs create a world that centers on the everyday experiences of young children.
In addition to helping preschoolers learn letters, numbers, animal sounds, colors, and more, the videos impart prosocial life lessons, providing parents with an opportunity to teach and play with their children as they watch together.
WEBSITE: http://www.CoComelon.com
FACEBOOK: https://www.facebook.com/CoComelonkids
TWITTER: https://www.twitter.com/CoComelonkids
Copyright Treasure Studio, Inc. All Rights Reserved.
This video helps teachers learn to make applets in Geogebra.
SMZ Fortbildung: Mathematik. Prof. Dr. Christoph Spannagel, Pädagogische Hochschule Heidelberg, stellt Geogebra als vielseitiges Werkzeug für den Mathematikunterricht vor. Teil 1.
Your now is not your forever (unless you’re a tuatara)
Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub
↓↓↓ More info and sources below ↓↓↓
Special thanks to John Green! And to Amber Faasen and the Dallas Zoo herpetarium team!
During the 2017 Project For Awesome livestream, I promised I’d make a tuatara video if we hit our fundraising goal, and I’m a man of my word! Little did I know I’d get to meet a tuatara and learn things about a 200 million year old branch of life that would blow my mind. Get ready to meet the chillest reptile, weird living fossil, and star of Turtles All The Way Down… the tuatara.
3D tuatara skull animation courtesy of Digimorph: http://www.digimorph.org/
READ MORE:
“Turtles All The Way Down” by John Green: http://amzn.to/2GU2c6J
“Horseshoe Crabs and Velvet Worms: The Story of the Animals and Plants That Time Has Left Behind” by Richard Fortey http://amzn.to/2EpcfT2
Hay, J. M., Subramanian, S., Millar, C. D., Mohandesan, E., & Lambert, D. M. (2008). Rapid molecular evolution in a living fossil. Trends in Genetics, 24(3), 106-109.
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It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D.
Director: Joe Nicolosi
Writer: Joe Hanson, Ph.D.
Creative Director: David Schulte
Editor/animator: Derek Borsheim
Producer: Stephanie Noone and Amanda Fox
Produced by PBS Digital Studios
Music via APM
Stock images from Shutterstock http://www.shutterstock.com
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/ma....th/precalculus/x9e81
Practice this lesson yourself on KhanAcademy.org right now:
https://www.khanacademy.org/math/trigonometry/less-basic-trigonometry/pythagorean-identity/e/pythagorean_identities?utm_source=YT&utm_medium=Desc&utm_campaign=Trigonometry
Watch the next lesson: https://www.khanacademy.org/math/trigonometry/less-basic-trigonometry/angle-addition-formulas-trig/v/sin-angle-addition?utm_source=YT&utm_medium=Desc&utm_campaign=Trigonometry
Missed the previous lesson?
https://www.khanacademy.org/math/trigonometry/less-basic-trigonometry/pythagorean-identity/v/using-the-pythagorean-trig-identity?utm_source=YT&utm_medium=Desc&utm_campaign=Trigonometry
Trigonometry on Khan Academy: Big, fancy word, right? Don't be fooled. Looking at the prefix, tri-, you could probably assume that trigonometry ("trig" as it's sometimes called) has something to do with triangles. You would be right! Trig is the study of the properties of triangles. Why is it important? It's used in measuring precise distances, particularly in industries like satellite systems and sciences like astronomy. It's not only space, however. Trig is present in architecture and music, too. Now you may wonder...how is knowing the measurement and properties of triangles relevant to music?? THAT is a great question. Maybe you'll learn the answer from us in these tutorials!
About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.
For free. For everyone. Forever. #YouCanLearnAnything
Subscribe to Khan Academy’s Trigonometry channel:
https://www.youtube.com/channe....l/UCYQSs1lFJZKpyqNQQ
Subscribe to Khan Academy: https://www.youtube.com/subscr....iption_center?add_us
Educational video for children to learn how the human ear works. Learn where the three tiny bones are and what is the function of the cochlea. We're also going to give to give you lots of practical ear-care tips! This video belongs to a larger collection of Science videos for children to learn in a fun way. Excellent resource for elementary education.
Thanks for visiting us! If you want your children to smile and learn, subscribe! :D
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Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/hu....manities/world-histo
Gavrilo Princip assassinated Australian Archduke Franz Ferdinand, setting off World War I. Created by Sal Khan.
Watch the next lesson: https://www.khanacademy.org/humanities/world-history/euro-hist/world-war-i-tutorial/v/the-great-war-begins?utm_source=YT&utm_medium=Desc&utm_campaign=worldhistory
Missed the previous lesson? https://www.khanacademy.org/humanities/world-history/euro-hist/world-war-i-tutorial/v/language-and-religion-of-the-former-yugoslavia?utm_source=YT&utm_medium=Desc&utm_campaign=worldhistory
World history on Khan Academy: From the earliest civilizations to the modern world, geography, religion, trade, and politics have bound peoples and nations together — and torn them apart. Take a journey through time and space and discover the fascinating history behind the complex world we inhabit today.
About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.
For free. For everyone. Forever. #YouCanLearnAnything
Subscribe to Khan Academy’s World History channel: https://www.youtube.com/channe....l/UC6KRvvmvkCchFMo2E
Subscribe to Khan Academy: https://www.youtube.com/subscr....iption_center?add_us
#rounding #placevalue #mathtips #homeschool
This video shows you how to round decimals to the nearest thousandth. First, you need to determine what number is in the thousandth position. Look at the number to the right and if it is 5 or greater you round up. If it is 4 or less, you keep that digit the same (round down).
🔴 Subscribe for more free YouTube tips: https://www.youtube.com/c/ImprovedMath
🔴 Share this video with a friend: https://youtu.be/mB8AeI_n3yk
🔴 Check out this playlist:
✅ For business inquiries contact me at improvedmath@gmail.com
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https://www.youtube.com/c/ImprovedMath
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Improved math is a channel created to provide additional instruction on essential math concepts. I’m passionate about math and I know first-hand how important math concepts are in the real world.
Teachers, parents, guardians, homeschoolers, and students can use these videos to help reinforce math skills. These math videos are designed to help teach yourself math or provide self-study math tools to assist when additional instruction is needed. Teaching math and learning math has changed the way many students learn in this virtual environment. Having on-demand math videos can provide math tutoring needed when children are not able to get help from their teachers after school hours or when trying to do math at home.
The library of math tutorials that I create can also be used as supplemental instructional material for homeschool math. Each full-length video comes with a subsequent knowledge check or math practice problems which serve as a virtual math topic worksheet to test your understanding of each skill. These videos can be paused to work out the problems on your own, then unpaused to check your answers. All of these videos can be found under the Knowledge Check playlist.
I also have a library of shorter videos (less than 1 minute in length - shorts) that are quick math tips and tricks on basic math topics. Some of these short math help videos include problems that you can work on yourself and submit your answers in the comments. They are all listed under my Math Tips and Tricks playlist.
Improved math is creating more videos every day to cover topics from 4th grade, 5th grade, 6th grade, and 7th-grade math. The videos focus on fractions, basic math operations, geometry, and ratios but more topics are being added all the time. If there is a specific topic you would like to see covered, drop me a comment in one of my videos and let me know!
Free math help videos will be posted every Thursday and Friday. For additional math resources, check out my math help website at improvedmath.com where I post math worksheets and answers along with additional context on math basics.
Thanks for watching my channel.
#shorts
#teacherayaonlinetutor
#readinglessonforkids
YOU Belong in STEM Webinar Enhancing P-12 STEM Education for Students with Disabilities June 6, 2024
On June 6, 2024, our expert panelists shared their experiences to design and adapt STEM programming, utilize assistive technologies, and foster a supportive learning environment for students with disabilities. From leveraging student input when formulating inclusive tools to implementing Universal Design for Learning (UDL) principles, we delved into practical methods to engage and empower all learners in STEM subjects.
This tutorial looks at how to quickly and easily do long division using Vedic Math.
Learn to calculate long division as quickly as a calculator, without needing the guesswork often assosiated with standard long division.
This video is the last of four videos looking at this ingenious method. To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: https://paypal.me/tecmath?locale.x=en_AU
To support tecmath on Patreon: https://www.patreon.com/tecmath
To buy tecmath mechandise: https://teespring.com/stores/tecmath-store
If You're Happy and You Know It Clap Your Hands! Sing along to your favourite nursery rhymes with CoComelon songs for children!
Subscribe for new videos every week: https://www.youtube.com/c/CoCo....melon?sub_confirmati
Lyrics:
If you’re happy and you know it,
clap your hands.
If you’re happy and you know it,
clap your hands.
If you’re happy and you know it,
and you really want to show it.
If you’re happy and you know it,
clap your hands.
If you’re hungry and you know it,
pat your belly.
If you’re hungry and you know it,
pat your belly.
If you’re hungry and you know it,
and you really want to show it.
If you’re hungry and you know it,
pat your belly.
If you’re tired and you know it,
stretch and yawn.
If you’re tired and you know it,
stretch and yawn.
If you’re tired and you know it,
and you really want to show it.
If you’re tired and you know it,
stretch and yawn.
If you’re angry and you know it,
take a breath.
If you’re angry and you know it,
take a breath.
If you’re angry and you know it,
and you really want to show it.
If you’re angry and you know it,
take a breath.
If you’re surprised and you know it,
jump right up.
If you’re surprised and you know it,
jump right up.
If you’re surprised and you know it,
and you really want to show it.
If you’re surprised and you know it,
jump right up.
If you’re sad and you know it,
rub your eyes.
If you’re sad and you know it,
rub your eyes.
If you’re sad and you know it,
and you really want to show it.
If you’re sad and you know it,
rub your eyes.
If you’re silly and you know it,
show it off!
If you’re silly and you know it,
show it off.
If you’re silly and you know it,
and you really want to show it.
If you’re silly and you know it,
show it off.
If you’re happy and you know it,
shout hooray.
Hooray!
If you’re happy and you know it,
shout hooray.
Hooray!
If you’re happy and you know it,
and you really want to show it.
If you’re happy and you know it,
shout hooray.
Hooray!
🍉Spotify: https://open.spotify.com/artis....t/6SXTTUJxIVwMbc1POr
🍉Apple Music: https://music.apple.com/…/coco....melon-kids-hits-vo…/
Watch our playlists:
Family Fun
https://www.youtube.com/watch?v=jbBbRjs_niM&list=PLT1rvk7Trkw7odS3
Kids Songs by CoComelon
https://www.youtube.com/watch?v=4t5WI5RF67Y&list=PLT1rvk7Trkw6-eCetnOs60kLGdmcHhyj0tPR-3vMf8CuMJN5gP
JJ & Friends
https://www.youtube.com/watch?v=4t5WI5RF67Y&list=PLT1rvk7Trkw4QbgqgSEJjJz3HIewomqdS
Nursery Rhymes in 3D
https://www.youtube.com/watch?v=z3-Tm_aS3N0&list=PLT1rvk7Trkw55UcI5ijZ_4QmsKqYSSXEq
Website ► https://cocomelon.com/
Facebook ►https://www.facebook.com/CoComelonKids
Instagram ►https://www.instagram.com/cocomelon/
TikTok ► https://www.tiktok.com/@cocomelon_moonbug?lang=en
US Shop ► https://shop.moonbug.com/collections/cocomelon
About CoComelon:
Where kids can be happy and smart!
CoComelon’s 3D animation and songs create a world that centers on the everyday experiences of young children.
In addition to helping preschoolers learn letters, numbers, animal sounds, colors, and more, the videos impart prosocial life lessons, providing parents with an opportunity to teach and play with their children as they watch together.
WEBSITE: http://www.CoComelon.com
FACEBOOK: https://www.facebook.com/CoComelonkids
TWITTER: https://www.twitter.com/CoComelonkids
Copyright Treasure Studio, Inc. All Rights Reserved.
Reading tutorial video compilation of Teacher Aya Online Tutor.
Im Zuge der Erneuerung der GeoGebra-Reihe wird es noch weitere Videos zu den diversen GeoGebra Applikationen geben. Der Fokus liegt dabei auf die Anwendungen in der Schule bzw. im Unterricht.
Playlist zum Thema "Windows Notebook - Geräteinitiative": https://www.smartraven.net/win
8 - Punkte - Plan und die Initiative der österreichischen Bundesregierung „Digitales Lernen“ haben uns Notebooks gebracht. Was ist für Lehrerinnen und Lehrer zu tun?