Geography, 22.04.2020 21:57 smartgirl9989
1. A protostar has not yet kindled nuclear fusion but glows: A. in the ultraviolet, B. in the infrared, C. with gamma ray emission.
2. Large, hot young stars ionize an HII region (singly ionized) region around them called A. HI region, B. 'The zone', C. Stromgren Sphere.
3. (T or F) The earth's demise will happen by being engulfed in a Red Giant.
4. (T or F) A white dwarf is hotter on the surface than its surface on the main sequence
5. O I is what ionization state of Oxygen? A. neutral, B. singly ionized, C. doubly ionized.
Answers: 3
Geography, 23.06.2019 14:00
In the von thunen model of agricultural land use, what is produced closest to the city epicenter? a. dairy, vegetables, and fruits b. field crops, such as corn and wheat c. beef and other animal products d. wood and lumber
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Geography, 23.06.2019 21:40
Effective charts and graphs include all of the following except 1. simple, meaningful, attractive design 2. accurate information 3.at least five different colors 5.clear presentation of information
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Geography, 24.06.2019 01:30
All of the following are reasons why deserts extremely susceptible to wind erosion except a. they lack major root systems b. they contain thin, dry soil c. they have very few plants and trees d. they are extremely hot and lack water
Answers: 2
Geography, 24.06.2019 02:00
These issues present challenges for regional urban areas. select all that apply. -housing availability -inadequate services -pollution -reduced population -rural migration
Answers: 1
1. A protostar has not yet kindled nuclear fusion but glows: A. in the ultraviolet, B. in the infrar...
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