![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 00:50
Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 10.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.90 m/s; (b) he is then lifted at the constant speed of 4.90 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 68.0 kg rescue by the force lifting him during each stage?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:30
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:10
In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:30
What was the first instrument to ever record an earthquake?
Answers: 1
You know the right answer?
How can you cause a physical change?...
Questions
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.07.2019 14:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 27.07.2019 14:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/User.png)
SAT, 27.07.2019 14:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 27.07.2019 14:30
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2019 14:30
![question](/tpl/images/cats/ekonomika.png)
Business, 27.07.2019 14:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 14:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 14:30
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 14:30
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 14:30
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 14:30
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 14:30