Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Unit 1 Segment G: Graphing Relationships We learn about the scientific method. Unit 1 Segment G: Graphing Relationships We learn about the scientific method and the different aspects of an experiment ...

Werner Heisenberg won the 1932 Nobel Prize for helping to found the field of quantum mechanics and developing foundational ideas like the Copenhagen interpretation and the uncertainty principle. The ...

How do different materials react to the impact of ions? This is a question that plays an important role in many areas of research -- for example in nuclear fusion research, when the walls of the ...

We continue our exploration of fluids and fluid dynamics. We continue our exploration of fluids and fluid dynamics. How do fluids act when they're in motion? How does pressure in different places ...

In a distance-time graph, the gradient of the line is equal to the speed of the object. The greater the gradient (and the steeper the line) the faster the object is moving.

If light travels 1 km through air, how much of it is lost to friction? originally appeared on Quora: the knowledge sharing network where compelling questions are answered by people with unique ...