Grenada Flag Meaning: The color yellow in Grenada's flag symbolizes the sun and the friendliness of the inhabitants; the green represents the country's vegetation and agricul â¦ ture; and the red stands for the courage and vitality of Grenada's people.
The giant TOPOL-M road-mobile intercontinental ballistic missile is one frightening creation of mankind. It can hide in cities, forests, or even nuclear-attack hardened bunkers. It'll travel at over 15,000 MPH while taking evasive action and pumping out decoys on the way to its target. TOPOL-M, known by NATO as the 'Sickle-B,' was the first ICBM created by Russia after the fall of the Soviet Union.
Today's experimental scramjets are not merely supersonic - meaning they fly faster than the speed of sound, or Mach 1 - but hypersonic, meaning they fly at Mach 5 or faster. Space News From SpaceDaily.Com. The military might need a hypersonic weapon that would travel in the exoatmosphere to take out a limited number of fleeting targets, he said.