Based on studies of planetary systems around other stars, which of the following statements are currently believed to be true about how common or rare it is for stars to have planets in orbit around them?A) Planets in general are believed to exist around less than half of all stars. B) Giant planets like Jupiter are extremely common, but terrestrial ("Earthlike") planets are extremely rare. C) Planets are believed to exist around most, if not all stars, and terrestrial ("Earthlike") planets are not especially rare. D) Planets around other stars are too hard to detect with current technology, and so we are very uncertain how common or rare it is for stars to have planets in orbit around them.
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Geography, 24.06.2019 14:30
How do hearths affect cultural diffusion? a. a hearth is the destination of cultural diffusion. b. a hearth divides a cultural region in two. c. a hearth is the beginning point of cultural diffusion. d. a hearth is the means of cultural diffusion. e. a hearth is the meeting point of two diffuse cultures.
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Geography, 24.06.2019 15:00
Which of the following is an accurate description of the recent political history of the democratic republic of the congo? a. religious tensions have escalated into full-scale civil war a number of times since the belgians left the country in 1960. b. the political leader who gained power after the overthrow of a corrupt dictator was assassinated. c. the military leadership felt the country was stable enough, so they permitted democratic elections to take place. d. in 1990, a dictator seized and has held power ever since.
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Geography, 24.06.2019 15:10
Much of the region of central africa is forest and savanna. select the best answer from the choices provided t f
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Geography, 25.06.2019 05:00
Based on the arrows, in which direction are air masses moving? from west to eastfrom north to southtoward the equatortoward the middle latitude
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Based on studies of planetary systems around other stars, which of the following statements are curr...
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