The images of d-day show soldiers wading through water to reach the shore. imagine you were an astronomer eisenhower to plan d-day.
should the invasion occur during high tide or low tide? explain.
how could an astronomer advise eisenhower about the tides?

The starting materials in a nuclear change have a total mass of 2.3465 x 10-27 kg. after the change, the resulting materials have a mass of 2.3148 x 10-27 kg. how much energy was released during the change? 2.85 x 10-12 2.08 * 10-10 j 0 211 * 10-10 j 8.56 * 10-43