Examlex
Describe the reasoning leading to the idea that the number of technological civilizations in thegalaxy is equal to the average lifetime of a technological civilization.
Cash Prizes
Monetary awards given as recognition of achievement or winning in competition.
Surveys
A method of gathering data from a large number of respondents typically through questionnaires to research opinions, behaviors, or demographics.
Customer Feedback
Information provided by customers regarding their satisfaction or dissatisfaction with a product or service.
Angry Customer
A term for a customer who expresses dissatisfaction with a service or product, often seeking resolution or venting frustration.
Q2: Galileo is credited with designing the first
Q11: There is presently no evidence for large-
Q16: The absorption or accretion of smaller galaxies
Q27: Why do quasars die out over time?
Q32: All Cepheid variables discovered so far lie
Q51: The Oort Cloud lies closer to the
Q54: Radio telescopes have poorer angular resolution than
Q63: The energy of the photon depends on
Q110: In the critical density universe now proposed,
Q158: As with our own Sun among the