8. A 2 kg flower pot weighing 20 N falls from a window ledge. How large must air resistance be in order that the pot fall
with an acceleration of 8 m/s2?

The density of a liquid could be found by using

An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10

An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.