Physics, 13.05.2021 18:30 kloeydrea08
Um ônibus está viajando numa estrada retilínea com a velocidade de 20 m/s. Vendo adiante um congestionamento no trânsito, o motorista aplica os freios durante 2,5 s e reduz a velocidade para 15 m/s. Supondo que a aceleração é constante durante o período de aplicação dos freios, calcule o seu valor, em m/s²?
Answers: 2
Physics, 22.06.2019 02:30
Mass (kg) force (n) 5 25 10 50 15 75 20 100 a student was trying to find the relationship between mass and force. he placed four different masses on a table and pulled them using a spring scale. the table shows the different masses used in the experiment and the force required to pull each mass. the student concluded that more force was required to pull heavier objects. what comment would you make regarding his conclusion? a) no clear relation can be observed between mass and force from the data. b) there is a direct proportion between the mass and force listed in the table. c) gravity should have been taken into account while performing the experiment. d) there is an inverse proportion between the mass and force listed in the table.
Answers: 2
Physics, 22.06.2019 12:30
Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
Answers: 1
Physics, 22.06.2019 17:10
What causes the development of most clouds and precipitation in the atmosphere?
Answers: 1
Physics, 22.06.2019 19:00
On average 8 bananas make up one pound. the price is four pounds for 5.00. you must buy 25 bananas.what is your cost?
Answers: 1
Um ônibus está viajando numa estrada retilínea com a velocidade de 20 m/s. Vendo adiante um congesti...
Biology, 19.11.2020 21:40
Biology, 19.11.2020 21:40
Engineering, 19.11.2020 21:40
Engineering, 19.11.2020 21:40
Mathematics, 19.11.2020 21:40
History, 19.11.2020 21:40
History, 19.11.2020 21:40
Mathematics, 19.11.2020 21:40