Mass can either increase or decrease the speed depending on the height of the roller coaster.
A) They trap the suns heat to warm up the earth, like a real greenhouse
Water bottles , plastic containers , cleaning bottle products , detergent bottles - all I can think of
The correct answer is that both the rabbit and coyote population could decrease because the original food supply decreased. We know that the initial crop increase caused the rabbit population to increase, which caused the coyote population to increase, so when the crops die there will not be enough food and the rabbits and coyotes will have to move on to another region to avoid starvation.