1. because eventually the grass/food they are eating will loose its nutrients from eating it all the time and they need to migrate to find better food
2. the weather
3. their predators may migrate to the place they are and they need to migrate in order to have a better chance of survival
hope this helps these are just some reasons just ask if you need anymore
D should be the answer since there are tons of moons in our solor systtem
Plants fertilized one per week with Super Plant Food Formula have been shown in testing to produce twice as much fruit as plants that are not.
That answer is the most scientific because it states the word "testing" and in science they do a bunch of test to make a scientific claim.
Because they want you to get wet
Answer:
Sodium nitrate and CH4
Explanation:
Acids have an "H" at the start and bases have a hydroxide (OH)