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Waves we don’t see (Light & Sound)
When we think of waves, we think of a sea beach with waves hitting the shore or a...
The invisible force (Electricity & Magnetism)
It is not even 150 years when James Maxwell confirmed that electricity and magnetism were not different forces...
Newton’s World (Force around us)
Can you imagine a world where nothing ever changes? No one moves. Nothing even stirs. Like a dead,...
Simple Machines
Simple machines From pre-historic times, man keeps finding ways that will help him simplify his life. As a...