![subject](/tpl/images/cats/fizika.png)
Physics, 27.08.2019 13:30 cheyenne481
Abox that has a mass of 80 kg slides down a ramp with a 30 degree angle. the free-body diagram shows the forces acting on the box. ignoring friction and air resistance, what is the acceleration of the box, to the nearest tenth?
-0.5 m/s2
-4.9 m/s2
-8.5 m/s2
-9.8 m/s2
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 16:30
Which of the following is not a part of a wave? question 2 options: a: frequency b: refraction c: wavelength d: amplitude (whoever answers correctly first gets brainiest! ) ~kayla
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 07:30
Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 09:00
Sobre transformações cĂclicas, sĂŁo feitas algumas afirmações, determine quais estĂŁo corretas. i – a variação de energia interna em uma transformação cĂclica Ă© nula; ii – o trabalho, em uma transformação cĂclica, Ă© sempre positivo; iii – ao completar um ciclo, o gás tem a mesma temperatura com a qual começou a transformação; iv – uma transformação cĂclica Ă©, obrigatoriamente, composta de transformações conhecidas, como adiabática, isocĂłrica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 16:20
How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit
Answers: 2
You know the right answer?
Abox that has a mass of 80 kg slides down a ramp with a 30 degree angle. the free-body diagram shows...
Questions
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 21:30
![question](/tpl/images/cats/istoriya.png)
History, 09.03.2021 21:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 09.03.2021 21:30
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 21:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 09.03.2021 21:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/en.png)
English, 09.03.2021 21:30
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 09.03.2021 21:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 09.03.2021 21:30
![question](/tpl/images/cats/en.png)
English, 09.03.2021 21:30
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 21:30