![subject](/tpl/images/cats/fizika.png)
Physics, 26.06.2019 15:00 Tianylee2328
When must scientific theories be changed? a. when one experiment shows a surprising result. b. when a new government is elected. c. when an old scientist dies d. when new evidence is discovered
![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 09:00
Sobre transformaçÔes cĂclicas, sĂŁo feitas algumas afirmaçÔes, determine quais estĂŁo corretas. i â a variação de energia interna em uma transformação cĂclica Ă© nula; ii â o trabalho, em uma transformação cĂclica, Ă© sempre positivo; iii â ao completar um ciclo, o gĂĄs tem a mesma temperatura com a qual começou a transformação; iv â uma transformação cĂclica Ă©, obrigatoriamente, composta de transformaçÔes conhecidas, como adiabĂĄtica, isocĂłrica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 19:30
Another word for electromagnetic energy is a. heat b. force c. matter d. radiation
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 19:50
Ahuge (essentially infinite) horizontal nonconducting sheet 10.0 cm thick has charge uniformly spread over both faces. the upper face carries +95.0 nc/m2 while the lower face carries -25.0 nc/ m2. what is the magnitude of the electric field at a point within the sheet 2.00 cm below the upper face? (Δ0 = 8.85 à 10-12 c2/n · m2)
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 21:10
Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate
Answers: 1
You know the right answer?
When must scientific theories be changed? a. when one experiment shows a surprising result. b. when...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.12.2020 21:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.12.2020 21:40
![question](/tpl/images/cats/es.png)
Spanish, 21.12.2020 21:40
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.12.2020 21:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 21.12.2020 21:40
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mkx.png)
Arts, 21.12.2020 21:40
![question](/tpl/images/cats/mir.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 21.12.2020 21:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)