![subject](/tpl/images/cats/biologiya.png)
Biology, 30.06.2019 08:40 aylagwilliamson
If a star's surface temperature is 2900 kelvin , half of our sun's current temperature, then the output energy of the star is: a. half the output energy of the sun b. fourth the output energy of the sun c. sixteen times less than that of the sun d. none of the above
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 16:20
The use of dna as evidence in criminal investigations became possible because of the
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 08:20
Which characteristics are typical of a human population in the postindustrial stage?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 16:00
Which of the following is a true statements about viruses? viruses have no nucleus. viruses are alive. viruses have a cell membrane. all viruses are deadly.
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 17:00
As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?
Answers: 1
You know the right answer?
If a star's surface temperature is 2900 kelvin , half of our sun's current temperature, then the out...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 19.12.2019 20:31
![question](/tpl/images/cats/health.png)
Health, 19.12.2019 20:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.12.2019 20:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.12.2019 20:31
![question](/tpl/images/cats/mat.png)
Mathematics, 19.12.2019 20:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 19.12.2019 20:31
![question](/tpl/images/cats/istoriya.png)
History, 19.12.2019 20:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.12.2019 20:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.12.2019 21:31