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If the distance from Earth to the Sun is 1.5 times 10^8 km, how many minutes does it take for light from the Sun to reach Earth? I am stuck!? Is deep-freeze gripping Eastern United States? A simple harmonic oscillator has a frequency of 324 Hz and an amplitude of 0.12 m. What is the maximum velocity of the oscillator? How do you determine whether the equations 6(x+1) = 2(5+3x) and 3(y+3) + 5y = 4(2y+1) + 5 are always, sometimes, or never true? What's the difference between a lunar eclipse and a new moon?