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Ernest Rutherford conducted the gold foil experiment or the alpha particles scattering experiment in the year 1911. Based on the results, Rutherford presented his atomic model, which laid the foundation of modern-day’s atomic theory....
Some basic physical and chemical properties of metals that differentiate them from non-metals and metalloids are as follows: Physical Properties of Metals: Usually, metals are hard, opaque, possess luster, and conduct heat and electricity....
We can call only those things dead, which once lived and followed the life cycle. For example, we can call a block of wood and leather dead because they come from organisms that once...
When the position of an object changes with time, then we say it is in motion. Different objects have different types of motion. For example, a train moves straight along its track, a fan...
