Police RADAR. RADAR speed detectors bounce microwave radiation off of moving vehicles and detect the reflected waves. These waves are shifted in frequency by the Doppler effect, and the beat frequency between the directed and reflected waves provides a measure of the vehicle speed.
The ancient Greeks lived in Greece. The normal house was a courtyard with rooms around it. Most Greeks lived near the Eastern Mediterranean sea and in southern Europe. Some citys they lived in are Athens, Sparta, and Crete.They inspired many cultures from their beliefs.ost Greeks lived near the Eastern Mediterranean sea and in southern Europe. Some citys they lived in are Athens, Sparta, and Crete. They inspired many cultures from their beliefs.
By the time the Greeks were colonizing Syracuse and the rest of Sicily, the Phoenicians were already (9th century B.C.) a major power in the middle of the Mediterranean. The principal city of the Phoenicians, Carthage, was located near modern Tunis, on a promontory on the Northern Coast of Africa.