1) Consider a soap bubble with radius, r. The pressure
inside the bubble must be greater than the pressure outside of the
bubble. The surface tension of the bubble, y, supports the
difference in pressure, delta p. Using dimensional analysis,
formulate an expression for the pressure difference.
2) In 1945 the first atomic bomb was tested in New
Mexico. The destructive power (Energy) of the bomb was kept
classified however, following the release of *time* stamped
pictures showing the bomb's...