Do i just draw a simple water molecule? sketch a space filling model of a water molecule, show polarity by label positive and negatively charged regions of the molecule

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.

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? a. positive b. negative c. zero