Focuses on debating the pros and cons of nuclear energy. Adopts a more biased approach on the issue. Also briefly investigates several other alternative resources and describes issues that are associated with them.

Physicist Albert Einstein came up with an equation E=m.c2 to help explain the relationship between energy and mass. The simplest interpretation suggests that matter can be converted into the energy and energy into matter. The theory helps explain the curious begging of the universe when an enormous of energy became matter.

Provides the details of an experiment examining if objects of the same weight and size, float at different levels in liquids of different densities. Discusses Archimedes theory of buoyancy.

A consideration of a small confusion about the different aspects of dimensions that is really perceived by different persons being the same or different. Why it is so? Do we really follow the exact path towards the truth? Some understanding of physics is needed to understand.