The pupil automatically gets bigger or smaller to let more or less light in as needed.  John was observing the patient. He saw that as more light was let in, the pupil would get bigger or smaller.?
bigger


(Question)
Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.  Mona lives in a nation that uses a lot of fossil fuels. What would happen to her countries levels of air pollution if they were to decrease their usage increase or decrease?
(Answer)
decrease


Ques: Wave frequency can be measured by counting the number of crests or compressions that pass the point in 1 second or other time period. The higher the number is, the greater is the frequency of the wave.  If there are less crests coming through, there will be more or less wave frequency?
Ans: less


(Q).
In erosion, a slower moving stream will only carry smaller particles.  If the speed of a stream increases, the size of the particles carried in that stream increase or decrease?
(A).
increase


Ques:More recently, the death rate has fallen because of the availability of more food and medical advances.  When the villagers are dying sooner, the food source is likely great or small?

Ans:small


Question: Higher frequency waves have greater energy.  Wendy increases the frequency of her radio's sound waves. These waves now have more or less energy?
Answer:
more