Questions

Originally designed for Taiwan, Beijing applied the “One Country, Two Systems” principle to Hong Kong on July 1, 1997 when sovereignty of the territory was passed from Britain to China.But “One Country, Two Systems,” which guarantees a degree of autonomy under Chinese supervision, isn’t applicable to Taiwan. The island has evolved into a self-ruled, hyper-democracy that enjoys de facto operational independence

Uniform circular motion, that is constant speed along a circular path, is an example of a body experiencing acceleration resulting in velocity of a constant magnitude but the change of direction

The human ear can respond to minute pressure variations inthe air if they are in the audible frequency range, roughly 20 Hz -20 kHz. In fact, tests conducted show an increased sensitivity in the 3000 Hz range which is the optimal amplification frequency in the human ear. So, the sensitivity of the human ear varies with the frequency of the sound.