What is the law of inertia?
a. an object in motion will stop after a certain distance.
b. an object in motion will stay in motion, and an object at rest will stay at rest, unless
acted upon by an outside force.
c. for every action, there is an equal and opposite reaction.
d. the weight of an object is equal to its mass times its acceleration.

An experiment is conducted to see if cats preferred skim milk or 2% milk. a cup of skim milkwas put out for 5 kittens and then measured how much the kittens drank over the course of aday. following a cup of 2% milk was purout for the skittens and then masured how much thekittens drank over the course of a day. the same kittens were used and the milk was served atthe same temperature. it was discovered that the cats liked the 2% milk more than the skimmilk. what is the dependent variable in this experiment?