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Physics notes

SS2 Physics Third Term: Sound Wave

The Velocity of Sound Waves Since there are three states of matter, it means there must be three velocities for the three states, because experimentally three states are not the same. The velocity varies from medium to medium. The velocity of sound in air, for dry air at 00C is approximately 330m/s, but at room [...]

Classwork Series and Exercises {Physics – SS3}: Model Of Atoms

Physics SS3 Week 3 Topic: MODEL OF ATOMS Thompson Rutherford Model Modern atomic theory provides a reasonably satisfactory explanation of the properties of matter, the mechanisms of chemical change and the interaction of matter and energy. Such a theory emerged from the synthesis of the work of several scientists, only a few of which will [...]