2points
which of the following are not conditions for producing work?
check all that apply.
| a. at least part of the applies force must act along the same line the
object moves.
o
b. the force must be very large.
c. the momentum must be greater than the force.
d. the object must move.
submit

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

The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.

What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology