1 The first cube has a mass of 2 grams, the second cube has a mass of 5 grams, the third cube has a mass of 10 grams, and the fourth cube has a mass of 25 grams. 2  Which cube has the greatest density?
On June 18, ships and aircraft assigned to the USS John C. Stennis (CVN 74) and USS Ronald Reagan (CVN 76) strike groups began dual carrier flight operations in the Philippine Sea.
The raid was planned and led by Lieutenant Colonel James Jimmy Doolittle of the United States Army Air Forces. Sixteen B-25B Mitchell medium bombers were launched without fighter escort from the U.S. Navy's aircraft carrier USS Hornet deep in the Western Pacific Ocean, each with a crew of five men.