We found 357 reviewed resources for helium
Are We Running out of Helium?
5 mins 9th - Higher Ed CCSS: Adaptable
New ReviewHelium is a favorite element of young children everywhere! A video lesson from a larger series examines the properties of helium and why they may contribute to its eventual extinction. The lesson also explores possible industrial...
Seeing the Invisible: Schlieren Imaging in Slow Motion
7 mins 9th - 12th CCSS: Adaptable
Heat rises, but what does that actually look like? The video shows many examples of air currents, such as a burning match and squeezing helium out of a balloon. It highlights common observations that are rarely seen such as gas vapors...