![subject](/tpl/images/cats/fizika.png)
Um corpo é lançado verticalmente para cima a partir da superfície da Terra e atinge a altura de 80 metros. A gravidade na superfície da Terra é de10m/g² e são desprezados os efeitos de altitude e da resistência do ar. A velocidade de lançamento é:
a) ( ) 60 m/s
b) ( ) 25 m/s
c) ( ) 80 m/s
d) ( ) 40 m/s
e) ( ) 30 m/s
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/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 06:30
Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane
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)
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:40
The experiment done in lab is repeated, using a ball that has unknown mass m. you plot your data in the form of f 2 versus m/l, with f in rev/s, m in kg, and l in m. your data falls close to a straight line that has slope 3.19 m/(kg · s2). use g = 9.80 m/s2 and calculate the mass m of the ball.
Answers: 1
You know the right answer?
Um corpo é lançado verticalmente para cima a partir da superfície da Terra e atinge a altura de 80 m...
Questions
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.03.2020 00:06
![question](/tpl/images/cats/mat.png)
Mathematics, 20.03.2020 00:06
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.03.2020 00:06
![question](/tpl/images/cats/mat.png)
Mathematics, 20.03.2020 00:06
![question](/tpl/images/cats/obshestvoznanie.png)