![subject](/tpl/images/cats/fizika.png)
Physics, 14.12.2019 18:31 dancer2814
Tony uses the device shown in the diagram to model how an electromagnet is used in his uncle’s scrap metal yard. after picking up several staples with the device, what change would enable tony to drop the staples in the scrap metal bin?
removing the battery
removing the iron nail
moving the wire loops closer together
spreading the wire loops farther apart
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 17:30
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j ?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 22:30
The law of conservation of energy states that energy cannot be created or , energy can be from one substance to another. the first blank is ' destroyed ' and for the second blank is ' transferred '
Answers: 1
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:30
What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?
Answers: 1
You know the right answer?
Tony uses the device shown in the diagram to model how an electromagnet is used in his uncle’s scrap...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.06.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 23.06.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 23.06.2019 09:30
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.06.2019 09:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 23.06.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.06.2019 09:30
![question](/tpl/images/cats/istoriya.png)
History, 23.06.2019 09:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 23.06.2019 09:30
![question](/tpl/images/cats/en.png)