SciShow
We Discovered a New Natural Cycle!
So we all know about the carbon cycle, and the water cycle, and maybe even the nitrogen cycle. But new research has figured out there's a salt cycle, too. Problem is, that same research has found that we already broke it. Here's what...
SciShow
More Clues to the Oldest Fossils Ever
New evidence suggests some fossils as the oldest known sign of life on Earth, and scientists may have a way to speed up the process of carbon neutralization in the ocean!
Bozeman Science
Ocean Acidification
In this video Paul Andersen shows how carbon dioxide in the atmosphere is causing a decrease in the pH of the oceans. The carbon dioxide combines with the water to create carbonic acid which dissociates into bicarbonate and carbonate...
Curated Video
Acids and Alkalis: Part 2
Alkalis and acids can be neutralised to great and varied effect. For example, it is neutralisation reactions that help us breathe underwater or cure indigestion. Chemistry - Reactions - Learning Points. A neutral solution is pH 7 Sodium...
Curated Video
Inflating Glove
We inflate a rubber glove using the gas produced during a neutralisation reaction. Bicarbonate of soda is added to vinegar in a beaker covered by a rubber glove and it expands. The gas is used to extinguish a flame, showing that it is...
Catalyst University
Acetyl-S-CoA Carboxylase Part 1 (Biotin Carboxylase)
Acetyl-S-CoA Carboxylase Part 1 (Biotin Carboxylase)
Maddie Moate
How to make a "Dragon Egg" Bath Bomb! | Maddie Moate
Hope you enjoy this Dragon Egg Bath Bomb DIY with HIDDEN SPONGE DRAGON Inside! ALSO we look at the science of Bath Bombs and ask "Why is it that Bath Bombs Fizz?". Ingredients below! For One Dragon Egg I used... 1/2 cup of citric acid 1...
Science Sparks
How to Make a Volcano
How to make a volcano using baking soda and vinegar. You can even reuse this one. http://www.science-sparks.com/2011/06/30/how-to-make-a-volcano/
Catalyst University
Acid-Base Problems for Anatomy & Physiology
Acid-Base Problems for Anatomy & Physiology
Catalyst University
Anatomy and Physiology of the Small Intestine
In this video, we discuss: [1] the small intestine's anatomy [2] the transit of chyme from the stomach to the small intestine [3] the hormones released by the small intestine in response to chyme entry
Catalyst University
Accessory Organs of the Small Intestine [Liver, Gallbladder, & Pancreas]
Here, we explore some of the anatomy of the liver, gallbladder, and pancreas. We also explore how the liver and pancreas secrete their respective secretions [bile and enzymes/bicarbonate] into the duodenum.
Sky News
MOAS Migrant rescue boat in the Mediterranean
CLEAN: Shows exterior shots Migrant Offshore Aid Station (MOAS) vessel at sea and supplies needed for migrant rescues on deck of boat including smaller rescue vessels and bags of sodium bicarbonate on September 02, 2016 at sea in The...
Curated Video
With supplies and equipment limited, doctors in Haiti have to make tough decisions about the severely injured, choosing who to save and who they have to let go.
HEADLINE: In Haiti, doctors have to chose who to keep alive
CAPTION: Warning: Graphic Images. With supplies and equipment limited, doctors in Haiti have to make tough decisions about the severely injured, choosing who to save and who...
Curated OER
The Respiratory System
Respiratory systems are different in worms, fish, and human lungs, and each are explained by Paul Andersen with his fabulous SMART Board. How are these respiratory systems similar? Keeping breathing surfaces moist is essential in all...
Curated OER
Carbon Cycle and Global Warming
Carbon is all around us, as shown in this cartoon animation. The carbon cycle is portrayed simply and accurately with fun cartoon plants and animals. Use this video in an elementary or junior high class to facilitate your learners'...