The white disks in the petri plates are soaked in herbicide, which affects the roots, stalks, leaves, and cobs of a corn plant. If the transformed plants were grown in the presence of herbicide, which corn plant would result from the choices shown below?

A. Corn plant A.
B. Corn plant B.
C. Corn plant C.
D. Corn plant D.

For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.