AFP News Agency
CLEAN: Israeli analysts fear Islamic takeover in Egypt
CLEAN: Israeli analysts fear Islamic takeover in Egypt
AFP News Agency
CLEAN : 101 years old survivor remembers Armenians mass killing
CLEAN : 101 years old survivor remembers Armenians mass killing
Curated Video
Main Syrian opposition: US strike "positive"
The main Syrian opposition group in exile called the U.S. missile strike on the air base of Shayrat in central Syria a positive development.Spokesperson Syrian National Coalition Dima Moussa called for further action, saying this attack...
Curated Video
Saudi student opens fire, kills 3 at Fl Naval base
The government of Saudi Arabia has condemned a fatal shooting by a Saudi aviation student at Naval Air Station Pensacola in Florida.
Curated Video
Saudi student opens fire, kills 3 at Fl Naval base
The government of Saudi Arabia has condemned a fatal shooting by a Saudi aviation student at Naval Air Station Pensacola in Florida.
Curated Video
Dozens of U.S. Marines Infected With Coronavirus on Okinawa
Dozens of Marines in Okinawa have the coronavirus. The island says the U.S. military isn't being transparent with its case numbers.
AFP News Agency
CLEAN : Islamic State's Kabul airport attack undermines Taliban: Analyst
The bombings at Kabul airport claimed by Islamic State-Khorosan (IS-K) serve three purposes: to undermine the Taliban, attack the West and draw attention to the group, says Raffaello Pantucci, a senior fellow at the S. Rajaratnam School...
AFP News Agency
CLEAN : A "physical approach to taste": chef Guy Savoy gives the ingredients for his success
His restaurant has just been named best table in the world by La Liste 2022. Chef Guy Savoy opens the doors of his kitchen and confides his "physical approach to taste" and his passion for "the French art of living (Footage by AFPTV via...
Scholastic
Study Jams! Acids and Bases
This video about pH will not leave a sour taste in your mouth! Through clear explanations and a little humor, upcoming chemists will learn the definitions and properties of acids and bases, as well as how pH is measured. This would make...
Khan Academy
Nucleophilicity vs. Basicity
After introducing basicity in the last video and generalizing it as closely related to nucleophilicity, Sal studies electron donors and the stability of both products and reactants. He compares and defines the two terms.
Flipped Math
Unit 10 Review: Surface Area and Volume
Marvel at the volume of knowledge one has gained on surface area and volume. Scholars first watch a video that reviews the surface area and volume of prisms, cylinders, cones, pyramids, and spheres. They then complete a worksheet of...
Flipped Math
Surface Area of Pyramids and Cones
Scratch more than just the surface when investigating surface area. The second video of six installments in the Geometry - Surface Area and Volume unit focuses on the surface area of pyramids and cones. Young mathematicians learn to...
Flipped Math
Surface Area of Prisms and Cylinders
Cover the concept of surface area from all sides. Scholars first watch a video that explains the basic terminology associated with three-dimensional figures, such as prisms, lateral edges, bases, and faces. They then learn how to...
American Chemical Society
3 Egg-cellently Weird Science Experiments
Have you ever seen an egg bounce? Three interesting and simple hands-on experiments with eggs teach basic concepts about chemical reactions. First, participants cook an egg in alcohol to learn about denaturing proteins. Then, they watch...
American Chemical Society
Why Flamingos Are Pink and Hardcore
They're not just pretty faces! Flamingos may look delicate, but they have adaptations that allow them to survive in areas most other organisms cannot. A video lesson in a larger ACS Reactions series describes how flamingos survive in...
Corbett Maths
Area of a Parallelogram
Find the area of a rectangle, square, parallelogram, and rhombus by multiplying the base by the height. A well-designed lesson has scholars first view a video showing examples of finding the area of a parallelogram before practicing...
CK-12 Foundation
Altitudes: Examples
Find the location of altitudes—from any elevation! The video presents the definition of an altitude of a triangle. By drawing examples, the segment of a larger geometry playlist highlights the location of altitudes of various triangle...
CK-12 Foundation
Trapezoids: Lesson
Using the definition of a trapezoid, the segment within a large playlist on basic geometry explains other properties of trapezoids. The video introduces the special properties held by isosceles trapezoids.
Socratica
Chemistry: What is pH—How to Calculate pH
Is it better to drink an acid or a base? An informative video explains what pH is and how to calculate it. As part of a larger chemistry playlist, it features both the Arrhenius and Bronsted-Lowry definitions. It also demonstrates...
American Chemical Society
What Happens When You Eat Too Much?
Overeating has both physical and mental consequences. Scholars learn the body's reaction to eating and how it determines when enough is enough. The installment of the ACS Reactions playlist explores both physiological and neurological...
Socratica
pH of 10 Common Household Liquids
Acids and bases are a part of our daily lives! Curious chemists explore the pH of such solutions as shampoo, sriracha, and glass cleaner through a video from Socratica's Chemistry Lessons series. The narrator predicts what she thinks the...
SciShow
Litmus Test: SciShow Experiments
The ability of litmus paper to change color in the presence of an acid or base is due to lichens in the paper. The narrator explains a litmus test and what pH measures, and then goes on to show how to make litmus paper at home using...
Educreations
Endpoint Calculations
Explore titration endpoint calculations. After first explaining the process, the instructor introduces calculation problems. He illustrates the calculations necessary for figuring the pH of a solution at the equivalence point.
Educreations
Lewis Acids and Bases
Most famous for the Lewis dot diagrams, Gilbert Lewis also defined acids and bases. A simple video lesson explains Lewis' acid-base definitions through an analysis of the dot structure. The instructor also makes comparisons to the...