How do emission and reflection nebulae differ? (1 point)
the presence of young stars
contain...
Biology, 19.04.2021 15:00 TightKnowsDaWhey
How do emission and reflection nebulae differ? (1 point)
the presence of young stars
contain remnants of stars
hard tine edges
interactions with light
Answers: 2
Biology, 22.06.2019 02:00
Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.
Answers: 1
Biology, 22.06.2019 02:30
Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?
Answers: 1
Biology, 22.06.2019 04:00
What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.
Answers: 3
English, 22.09.2019 19:30
History, 22.09.2019 19:30
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History, 22.09.2019 19:30
History, 22.09.2019 19:30
History, 22.09.2019 19:30