![subject](/tpl/images/cats/fizika.png)
Physics, 13.02.2020 19:46 Studyhard3332
A60-kologram ball and a 3.0 kilogram ball are initially at rest on a frictionless, horizontal surface. Once a compressed spring between the balls is released, the 60-kilogram ball moves to the right at 50
meters per second, as shown below
50m's
3.0 kg www. w
6.0 kg
Frictionless horizontal surface
Which of the following is the speed of the 3.0 kilogram ball after the spring is released?
A
71 m/s
BO 25 m/s
c
10 m/s
D
20 mis
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 03:30
The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:00
What effects result when there is an impact between earth and an asteroid? check all that apply. a.massive flooding. b.extinction of many life forms.c.major earthquakes change in average global temperature.d. giant dust cloud
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 21:30
Which sections of the heating curve illustrate this process?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 21:30
In the illustration, which two simple machines are being used to enable the student to reach the door? a. inclined plane and pulley b lever and wheel-and-axle c pulley and lever d wheel-and axle and inclined plane
Answers: 1
You know the right answer?
A60-kologram ball and a 3.0 kilogram ball are initially at rest on a frictionless, horizontal surfac...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2020 17:28
![question](/tpl/images/cats/biologiya.png)
Biology, 22.04.2020 17:28
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2020 17:28
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 22.04.2020 17:28
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2020 17:28
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.04.2020 17:28
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/en.png)