What can be read from H-R diagram? Student activity Play

What is a solid of revolution? Student activity Play

What is entropy? Animation Play

What is the structure of solids? Whiteboard exercise Play

What is the structure of solids? Student activity Play

Why do magnesium and chlorine form the compound MgCl2, but not MgCl? Animation Play

Why don't solids change their shape spontaneously? Animation Play

Why is water important for the human organism? Slideshow Play

Why some ionic compounds do not exist Student activity Play

Wien's Displacement Law Student activity Play

Wien's Displacement Law Simulation Play

Wien's Displacement Law Whiteboard exercise Play

Work done to lift a body Whiteboard exercise Play

Work done to lift a body Student activity Play

X-ray radiation Slideshow Play

X-ray radiation Student activity Play

 What is a solid of revolution? Whiteboard exercise Play