a pendulum on a grandfather clock is supposed to oscillate once every 2.00 s, but actually oscillate once every 1.99s. how much must you increase its length to correct its period 2.00 s?

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear