![subject](/tpl/images/cats/fizika.png)
Physics, 01.09.2019 02:50 ultimatesaiyan
How much work does a mother do if she lifts each of her twin babies upward 1.0 m? each baby weighs 90 n.
![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, 22.06.2019 12:20
Electric field of the earth. the earth has a net electric charge that causes a field at points near its surface equal to 150 n> c and directed in toward the center of the earth. (a) what magnitude and sign of charge would a 60-kg human have to acquire to overcome his or her weight by the force exerted by the earth’s electric field? (b) what would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? is use of the earth’s electric field a feasible means of flight? why or why not?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 22:00
Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 01:30
The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656(red) and 486 (blue). light from a hydrogen lamp illuminates a diffraction grating with 500 lines per mm, and the light is observed on a screen 1.50 behind the grating. what is the distance between the first-order red and blue fringes?
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 03:30
What can change the speed of sound as it travels through the ocean? a. salinity only b. density and salinity c. salinity and distance from land d. density and distance from land
Answers: 2
You know the right answer?
How much work does a mother do if she lifts each of her twin babies upward 1.0 m? each baby weighs...
Questions
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 26.07.2019 03:40
![question](/tpl/images/cats/ekonomika.png)
Business, 26.07.2019 03:40
![question](/tpl/images/cats/mat.png)
Mathematics, 26.07.2019 03:40
![question](/tpl/images/cats/health.png)
Health, 26.07.2019 03:40
![question](/tpl/images/cats/en.png)
English, 26.07.2019 03:40
![question](/tpl/images/cats/health.png)
Health, 26.07.2019 03:40
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 26.07.2019 03:40
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 26.07.2019 03:40
![question](/tpl/images/cats/en.png)
English, 26.07.2019 03:40
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 26.07.2019 03:40
![question](/tpl/images/cats/himiya.png)
Chemistry, 26.07.2019 03:40
![question](/tpl/images/cats/mat.png)
Mathematics, 26.07.2019 03:40
![question](/tpl/images/cats/ekonomika.png)