True or false?
current ethical standards for psychology experiments were established by freud in the 1920s.

What is work? how much work is done to move an object 0 meters?

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.

Amagnetic field applies forces on: a)static chargesb)moving chargesc)water flow