![subject](/tpl/images/cats/fizika.png)
Physics, 05.02.2020 07:55 idahopotato5429
Arock falls from the top of a hill to the bottom. the total energy of the rock at the top isn’t the same as the sum of its potential energy and kinetic energy at the bottom which state meant best explains this situation
a) some of the rocks energy is transformed to thermal energy
b) the rolling rock loses some of its energy because of gravity
c) the rolling rock doesn’t follow the law of conservation of energy
d) the rock absorbs some of its own potential energy
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:00
Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 23:50
What would be the radius of the earth if it had its actual mass but had the density of nuclei? express your answer to two significant figures and include the appropriate units.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 03:20
2. which of the following does not affect the electrical resistance of a body? a. material composing the body b. bodies directly surrounding the body c. length of the body > d. temperature of the body
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 07:40
The resistance of 100 w bulb is less than resistance of 40 w bulb. explain the reason.
Answers: 1
You know the right answer?
Arock falls from the top of a hill to the bottom. the total energy of the rock at the top isn’t the...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 05.07.2019 06:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 05.07.2019 06:20
![question](/tpl/images/cats/mat.png)
Mathematics, 05.07.2019 06:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.07.2019 06:20
![question](/tpl/images/cats/istoriya.png)
History, 05.07.2019 06:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.07.2019 06:20
![question](/tpl/images/cats/biologiya.png)
Biology, 05.07.2019 06:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 05.07.2019 06:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
Health, 05.07.2019 06:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 05.07.2019 06:20
![question](/tpl/images/cats/istoriya.png)
History, 05.07.2019 06:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 05.07.2019 06:20
![question](/tpl/images/cats/istoriya.png)
History, 05.07.2019 06:20
![question](/tpl/images/cats/ekonomika.png)