A neutron star is the collapsed core of a dead star. It has 3.29 x 10^30 kg of mass in a radius of only 10800 m. What is the acceleration of gravity on its surface?

What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line

On a geologic map, if the contacts between sedimentary rock units form a bull’s-eye pattern of concentric circles, with the youngest unit in the center, the underlying structure is a(n)