![subject](/tpl/images/cats/fizika.png)
At the county fair, chris throws a 0.12kg baseball at a 2.4kg wooden milk bottle, hoping to knock it off its stand and win a prize. the ball bounces straight back at 30% of its incoming speed, knocking the bottle straight forward. what is the bottle's speed, as a percentage of the ball's incoming speed? express your answer using two significant figures.
![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 03:30
The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:00
Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 18:30
Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to Β±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 19:30
How many electrons in an atom could have these sets of quantum numbers? =3n=3 electronselectrons =4,β=2n=4,β=2 electronselectrons =6,β=β=β1n=6,β=2,mβ=β1
Answers: 3
You know the right answer?
At the county fair, chris throws a 0.12kg baseball at a 2.4kg wooden milk bottle, hoping to knock it...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 05.05.2020 01:14
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14
![question](/tpl/images/cats/biologiya.png)
Biology, 05.05.2020 01:14
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 05.05.2020 01:14
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 01:14