As more resistors are added in series, the total resistance of the circuit increases.  If we want to increase resistance in computers we should put more resistors in parallel or series?
series


(Question)
The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.  A human who eats an animal that is low on the food chain should take in more or less toxic metals?
(Answer)
less


Ques: Warming up exercises increases the blood flow to the muscles and increases the heart rate.  When April rested on the couch, as opposed to running, she noticed that her heart was beating faster or slower?
Ans: slower


(Q).
Inhaling, or breathing in, increases the size of the chest, which decreases air pressure inside the lungs.  If you are deflating a balloon with water it will get smaller or larger?
(A).
smaller


Ques:An increase in predators, the emergence of a new disease, or the loss of habitat are just three possible problems that will decrease a population.  Lizzie visited a village where no predator wiped people out. The population got larger or smaller?

Ans:larger


If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.  When water loses salt the water becomes more dense or less dense?
less dense