![subject](/tpl/images/cats/fizika.png)
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 06:30
At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 12:30
If you place a magnet under a clear dish, and sprinkle iron fillings over it, above what part of the magnet will most of the fillings gather
Answers: 2
![question](/tpl/images/cats/fizika.png)
You know the right answer?
Astar is born when gas and dust from a nebula become so dense and hot that nuclear fusion starts. wh...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.01.2020 22:31
![question](/tpl/images/cats/mat.png)
Mathematics, 10.01.2020 22:31
![question](/tpl/images/cats/mat.png)
Mathematics, 10.01.2020 22:31
![question](/tpl/images/cats/mat.png)
Mathematics, 10.01.2020 22:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 10.01.2020 22:31
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 10.01.2020 22:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 10.01.2020 22:31
![question](/tpl/images/cats/istoriya.png)
History, 10.01.2020 22:31
![question](/tpl/images/cats/en.png)
English, 10.01.2020 22:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 10.01.2020 22:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 10.01.2020 22:31
![question](/tpl/images/cats/biologiya.png)