Fill in the Blanks Growing PainsOnline version LL Comp Build Know, More Land, Growing Pains by Stephanie Turner 1 livestock movement build more enough When the United States formed , there was land for all . But , growing food took some of the land . Raising , like cows , took more land . People needed trees to and heat their homes . As people came , they had to find more land , so they went West . This great western was in the 1800s .