1. “If a man does not keep pace with his companions, perhaps it is because he hears a different drummer. Let him step to the music which he hears, however measured or far away.” - Henry David Thoreau

2. With identical springs, which x(t) curve would result from the largest mass? A B C With identical masses, which x(t) curve would result from the softest (lowest k) spring? C C

4. VERTICAL SPRING - STILL SIMPLE HARMONIC MOTION

5. A pendulum (mass 1 kg) has a period T=2 s on Earth. What would be the period if the mass is doubled? A] 1 s B] 2 s C] 4 s D] 8 s What would be the period on a planet where g is four times bigger than on Earth? C