Q: Fact: as available water in an environment decreases , the amount of available food in that environment will decrease
Question: Which would likely decrease the food in an environment?

A: water evaporation

Q: Fact: a line graph is used for showing change over time
Question: What is most easily shown by a line graph?

A: the quantity of carp in a pond

Q: Fact: if weather is stormy then there is a greater chance of rain
Question: There is more rain when the sky is

A: gray

Q: Fact: when the needle of a compass lines up with Earth 's magnetic poles , the needle points north
Question: Which profession likely relies most on the Earth's poles?

A:
a seaman