Exam 12: The Search for Extraterrestrial Intelligence

If the communication lifetime of civilizations in our galaxy is 100 million years and our galaxy is 13 billion years old, what is the chance of us detecting another intelligent civilization now?

The fact that many different organisms on Earth have developed eyesight provides evidence for

One of the most likely places an advanced civilization might leave an artifact for us to find would be

Most UFO reports consist of

Which of the following signals from an advanced civilization would be easiest to detect?

What kind of civilization can life on Earth currently be classified as?

Which of the following kinds of signal do we currently have the best chance of detecting with currently technology?

The Drake equation allows us to estimate the number of

The Inner Galactic Plane Survey will be conducted with which new telescope currently under construction?

The first modern SETI search by Frank Drake in 1960 was called Project

Why are radio waves probably the most efficient way to communicate between civilizations?

The organisms with the highest Encephalization Quotient (EQ) ratios are

Any reply to a detected SETI signal should

What type of civilization would be able to construct a "Dyson Sphere" around its parent star to capture its radiation?

The search for radio signals from intelligent civilizations on planets around nearby solar-type stars is an example of a

Which of the following numbers is itself a product of two prime numbers?

A dinosaur like a Brontosaurus with a small head and a large body would be expected to have an Encephalization Quotient (EQ) of

A SETI search using the 300-meter diameter Arecibo radio telescope can detect a 10 million Watt transmission at a distance of 1,000 light-years. If we were to detect a similar signal coming from 10,000 light-years away, how powerful would the alien transmitter have to be?

If you arrange the following 15 bits (111001111100111) into 5 rows of 3 bits starting with the first bit, what number does it spell out?

An organism with an Encephalization Quotient (EQ) of 1 is expected to be of