![subject](/tpl/images/cats/fizika.png)
Vào lúc 7h sáng có hai ô tô chuyển động đều ngược chiều nhau từ 2 địa điểm A và B cách nhau 100km. coi chuyển động của 2 xe là thẳng đều và vận tốc xe thứ nhất là 60km'h và xe thứ hai là 40km/h.
a Hỏi lúc mấy giờ hai xe gặp nhau
b. Lần đầu tiên chúng cách nhau 25km vào thời điểm nào
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 05:30, dashawn3rd55
Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.
Answers: 1
![image](/tpl/images/cats/fizika.png)
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 12:50, angelica3752
Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:30, raoufhanna
A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
Answers: 2
You know the right answer?
Vào lúc 7h sáng có hai ô tô chuyển động đều ngược chiều nhau từ 2 địa điểm A và B cách nhau 100km. c...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/informatica.png)
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.04.2020 20:23
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.04.2020 20:23