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 aircraft carrier Theodore Roosevelt, as well as a guided missile cruiser, was sent to join other American ships off the Yemeni coast in an effort to discourage Iran's support of Houthi rebels. Credit United States Navy, via Reuters.