Select the correct answer Ballon A is either positively, negatively, or not
Balloon C is either positively, negatively, or not
The last question is either attractive or repulsive

A-4.60 μc charge is moving at a constant speed of 6.80×105 m/s in the +x−direction relative to a reference frame. at the instant when the point charge is at the origin, what is the magnetic-field vector it produces at the following points.

Write a polynomial function with the given zeros x= -1,0,2show your work

What is the magnitude of the gravitational force acting on the earth due to the sun?