Answer:
Air, everywhere, salt, and in the cold
Explanation:
It goes up and up and up with the idea they have unlimited resources and no threat, so it is basically like nothing ever dying and the population just going up at a unlogical rate
Answer:
Scientists often use models of Earth to study the movement of earth and it's moon. They figure out what the distance is from the moon to the point between earth and moon where the gravitational pulls of earth and moon are equal.