An excess of which of the following would create an algal bloom? I. Nitrates
II. Phosphates
III. Sulfates
A. I only
B. I and II only
C. II only
D. III only

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?

During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.

Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?