542 resources and 4 collections matched your query.
Library of 3383 accessible STEM media resources.
Showing resources 41 to 60 of 542
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Chemistry experiments demonstrate four distinct ways to separate chemical mixtures: filtration, crystallization, distillation, and sublimation.
(Source: DCMP)
Vanadium is a chemical element with the symbol V and atomic number 23. It is a hard, silvery-grey, malleable transition metal.
(Source: Library Lyna)
Tellurium is a chemical element with the symbol Te and atomic number 52. It is a brittle, mildly toxic, rare, silver-white metalloid.
Barium is a chemical element with the symbol Ba and atomic number 56. It is a soft, silvery alkaline earth metal.
Rhenium is a chemical element with the symbol Re and atomic number 75. It is a silvery-gray, heavy, transition metal.
Radon is a chemical element with the symbol Rn and atomic number 86. It is a radioactive, colorless, odorless, tasteless noble gas.
Observe changes to electrostatic force as you play with the distance between charges and charge amounts at both macro and atomic scales.
(Source: PhET Interactive Simulations)
Beryllium is a chemical element with the symbol Be and atomic number 4. It is a relatively rare element in the universe.
Sodium is a chemical element with the symbol Na and atomic number 11. It is a soft, silvery-white, highly reactive alkali metal.
Magnesium is a chemical element with the symbol Mg and atomic number 12. It is a shiny gray solid alkaline earth metals.
Iron is a chemical element with symbol Fe and atomic number 26. It is a metal that belongs to the first transition series
Zirconium is a chemical element with the symbol Zr and atomic number 40. It is a lustrous, grey-white, strong transition metal
Indium is a chemical element with the symbol In and atomic number 49. Indium is the softest metal that is not an alkali metal.
Nobelium is a synthetic element, and thus a standard atomic weight cannot be given. Like all synthetic elements, it has no stable isotopes.
Students explore the force of gravity. This video also discusses the role of gravity in the solar system. Concepts and terminology include force, gravity, attraction, orbits, and tides.
Silicon is a chemical element with the symbol Si and atomic number 14. It is a hard, brittle crystalline solid with a blue-grey metallic lustre.
Chromium is a chemical element with the symbol Cr and atomic number 24. It is a steely-grey, lustrous, hard and brittle transition metal.
Tin is a chemical element with the symbol Sn and atomic number 50. Tin is a silvery metal that characteristically has a faint yellow hue.
Samarium is a chemical element with the symbol Sm and atomic number 62. It is a moderately hard silvery metal that slowly oxidizes in air.
Lead is a chemical element with the symbol Pb and atomic number 82. It is a heavy metal that is denser than most common materials.
Showing collections 1 to 4 of 4
A collection of simulations from PhET.
A collection containing 15 resources, curated by Charles LaPierre
3D models and images of the entire periodic table of elements
A collection containing 118 resources, curated by Library Lyna
A collection of Chemistry related resources
A collection containing 67 resources, curated by Benetech
Biology related concepts
A collection containing 59 resources, curated by Benetech
