The vertical and horizontal poles at the traffic-light assembly are erected first. Determine the additional force and moment reactions at the base O caused by the addition of the three 106-lb traffic signals B, C, and D. Report your answers as a force magnitude and a moment magnitude.

answer:

science is the study of the nature and behavior of natural things and the knowledge that we obtain about them. a science is a particular branch of science such as physics, chemistry, or biology. physics is the best example of a science which has developed strong, abstract theories.

pseudoscience is a collection of beliefs or practices mistakenly regarded as being based on scientific method.

plz rate as brainliest

answer:

truck

explanation:

its a truck maybe cause a rv is like a truck and yea but plz mark brainlest!