B a bar magnet has a north and a south pole.
Explanation:
Newton's second law says that when a constant force acts on a massive body, it causes it to accelerate.
The most frequent compulsion that is exhibited in obsessive compulsive disorder is cleansing
a substance's density is the same at a certain pressure and temperature, and the density of one substance is usually different than another substance.
The gravitational field is the Force divided by the mass
Call g the gravitational fiel, F the force exerted by the earth and m the mass of the telescope.
g = F / m
g=9.1x10^4 N / 1.1 x 10^4 kg = 8.27 N/kg
Note that the unit N/kg is equivalent to m/s^2
