What's the Matter?
Learners determine what type of material each cube is made of through investigations. In this matter lesson plan students complete an activity that allows them to better understand materials by calculating and evaluating.
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Classification of Matter
Steel is an example of homogeneous mixture, also called an alloy, which is made of iron and carbon. The presentation introduces learners to elements, compounds, and mixtures. They explore their similarities and differences, and then take...
9th - 12th Science CCSS: Adaptable
New Review Theory of Everything: What is Matter?
Ever wonder why matter, well, matters so much? In the follow-up to the Theory of Everything video, pupils discover how the Pauli Exclusion Principle, which governs electron behavior, ultimately dictates how matter throughout the universe...
2 mins 9th - 12th Science
Dark Matter: How Does it Explain a Star's Speed?
Studying spiral galaxies can make your head spin! With this video, find out how astronomers calculate a galaxy's rotational speed, and how the prediction that the outermost stars slow down does not seem to be true. The mystery may be...
3 mins 6th - 12th Science CCSS: Adaptable
The 2,400-Year Search for the Atom
From ancient Greek philosophers to early American Quakers, people have sought to understand the composition of matter for millennia. Follow along with this video as it explores the long scientific journey that eventually led to the...
5 mins 5th - 12th Science CCSS: Adaptable