The fact that more radioactive particles are spewed from coal-fired power plants than nuclear fission reactors is evidence that
A) coal is more radioactive than uranium.
B) coal-fired plants have less shielding.
C) coal-fired plants are more numerous.
D) all of the above
E) none of the above
Question 2
A force on a particle depends on position such that F(x) = (3.00 N/m2)x2 + (6.00 N/m)x for a particle constrained to move along the x-axis. What work is done by this force on a particle that moves from x = 0.00 m to x = 2.00 m?
A) 10.0 J
B) 20.0 J
C) -48.0 J
D) 24.0 J
E) 48.0 J