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.  If there are a lot of wolves the deer population will increase or decrease?
decrease


As you increase the number of carbon atoms in a hydrocarbon, the number of isomers quickly increases.  Dean wants to get a larger number of isomers to observe, so in order to do so quickly, he takes the number of carbon atoms in a hydrocarbon, and makes them decrease or increase?
increase


Q: Objects that are closer together have a stronger force of gravity between them.  As two asteroids drift closer together, does the gravitational force they exert on each other increase or decrease??
A: increase


Question: Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.  Chris is studying two countries. He finds that China has half as many factories putting out fossil fuels into the air than the United States. Based on this information, the factories in United States or China are causing more air pollution?
Answer: United States


*Question*
The larger the animal, the heavier the exoskeleton, making movement more difficult.  Ease of mobility increase or decrease when the animal is decreased in size?
**Answer**
increase


*Question*
In erosion, a slower moving stream will only carry smaller particles.  John was watching the movement of a stream in the forest. He noticed that the faster moving stream could carry particles that are Larger or Smaller?
**Answer**
Larger