The velocity field for an incompressible flow is given as V › = 5x2 i › − 20xy j› + 100t k › . Determine if this flow is steady. Also determine the velocity and acceleration of a particle at (l, 3, 3) at t = 0.2 s.

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement

Abike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. what is her acceleration? select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2

How many times did thomas edison mess up the light bulb