![subject](/tpl/images/cats/fizika.png)
Physics, 11.11.2020 19:40 dannyo6680
A 2,100kg car drives toward a 55kg cart that has a velocity of 0.50m/s west. The two objects collide giving the car a final velocity of 6.31m/s east and the shopping cart a velocity of 13.5m/s east what the initial velocity of the car?
A. 6.68m/s east
B. 7.19m/s west
C. 6.68m/s west
D. 7.19m/s east
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 20.06.2019 18:02
How much heat is needed to change the temperature of 3 grams of gold (c = 0.129 ) from 21°c to 363°c? the answer is expressed to the nearest whole number.
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 08:30
How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 00:10
During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 02:20
If 130 j of energy were added to 1 kg of each of the samples listed in the answer choices, which would experience the greatest temperature increase
Answers: 2
You know the right answer?
A 2,100kg car drives toward a 55kg cart that has a velocity of 0.50m/s west. The two objects collide...
Questions
![question](/tpl/images/cats/en.png)
English, 09.12.2020 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 09.12.2020 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 14:00
![question](/tpl/images/cats/biologiya.png)
Biology, 09.12.2020 14:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 09.12.2020 14:00
![question](/tpl/images/cats/health.png)
Medicine, 09.12.2020 14:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 09.12.2020 14:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 14:00
![question](/tpl/images/cats/pravo.png)
Law, 09.12.2020 14:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 09.12.2020 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 09.12.2020 14:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 09.12.2020 14:00
![question](/tpl/images/cats/fizika.png)
Physics, 09.12.2020 14:00
![question](/tpl/images/cats/biologiya.png)
Biology, 09.12.2020 14:00