Illustrating the angles subtended at the eye by one lamp and the image of the other as seen in the mirror.
Even though hazards are associated with the radioactivity of the actinides, there are many useful applications of these elements and their compound
The nature of light and how it is affected by gravity is discussed.
A simple way to demonstrate that gases have mass.
Chemical evidence is provided to illuminate the innovative armour and marvellous prowess of Iron Man as described in the Marvel comic-book and cine