Select the sentence from the section "An Ultracool Dwarf" that BEST explains what TRAPPIST-1 is.
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Current observations suggest its orbital period could range anywhere from four to 73 days.
The star is just .05 percent as bright as our sun.
The system’s host star, called TRAPPIST-1, is what is known as an ultracool dwarf.
It is about one-tenth the size of our sun and just a bit bigger than Jupiter.
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Registrars maintain high a. standardized tests b. faculty payrolls c. transcripts d. sporting facilities
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SAT, 26.06.2019 05:30
Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.
Answers: 1
SAT, 26.06.2019 05:30
What kind of interaction is depicted in the image? a. intraspecific, direct b. intraspecific, indirect c. interspecific, direct d. interspecific, indirect e. invasion
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Select the sentence from the section "An Ultracool Dwarf" that BEST explains what TRAPPIST-1 is.
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