For example, more people on the Earth means more people contributing to global warming and pollution.  When there are more people driving cars the rate of global warming increases or decreases?
increases


Less photosynthesis means that plants and phytoplankton produce less food.  Jean has two plants, one with leaves, and one that has had the leaves stripped from it. The plant stripped of its leaves will produce food in amounts that are smaller or larger?
smaller


Q: Warm air is less dense than cool air, so it rises higher in the troposphere.  If Jim raises the temperature of the air inside his balloon, will his balloon rise higher into the air or sink towards the ground rise higher or sink lower?
A: rise higher


Question: A wave caused by a disturbance with more energy has greater amplitude.  Chin Lu watched the tsunami get weaker, and cause a huge or tiny wave?
Answer: tiny


*Question*
When a person smokes there are chemicals released by the tobacco that enter the lungs. Because the lungs have to work harder to remove the chemicals, the body has to work harder to get the air needed to survive.  A smoker's body works less or more just to get needed air?
**Answer**
more


(Q).
In general, fossils in older rocks are less similar to modern organisms.  If Mona is comparing fossils she found in very old rocks to fossils she found in newer rocks. Which fossils does she expect to be more similar to living animals old rocks or newer rocks?
(A).
newer rocks