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.
About 2500 years ago, the Greeks created a way of life that other people admired and copied. The Romans copied Greek art and Greek gods, for example. The Ancient Greeks tried out democracy, started the Olympic Games and left new ideas in science, art and philosophy (thinking about life). The Ancient Greeks lived in mainland Greece and the Greek islands, but also in what is now Turkey, and in colonies scattered around the Mediterranean sea coast. There were Greeks in Italy, Sicily, North Africa and as far west as France.