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 doesn't use a lot of fossil fuels. What would happen to her countries levels of air pollution if they were to increase their usage increase or decrease?
increase

(Question)
As the Universe expands, galaxies move further and further apart. The decreasing distances between galaxies indicates the Universe is expanding or contracting?
(Answer)
contracting

Ques: The more dense the medium, the slower the light moves. A very rarefied medium will cause light to move faster or slower?
Ans: faster

(Q).
As the population increases, the food supply, or the supply of another necessary resource, may decrease. Jennifer noticed there were fewer and fewer bunny rabbits in the forest behind her house eating the berries that she used to make her summer pies. As the population of the bunnies decreases will the berries be Fewer? or More??
(A).
More?

Ques:The planets further from the Sun will have bigger orbits, and therefore take longer to revolve around the Sun. Earth has a much smaller orbit around the Sun than Jupiter does. This means that which planet takes less time to go around the Sun Jupiter or Earth?

Ans:Earth

Ques:Objects with greater mass have a stronger force of gravity between them. If Mona is comparing an orange and an apple and she determines that the apple is more massive then the orange, which object has more gravity orange or apple?

Ans:
apple