Unit 3 Ch. 1 & 2 Vocab

What is a flat grassland called?

What is the top layer of grassy soil, sometimes used to build houses?

What term describes leaving one place to settle permanently in another?

What is an animal, such as a horse or mule, that is used to carry heavy loads?

What is a boat with a long ridge on the bottom, used to navigate rivers?

What is a motor that uses steam to work?

What is a boat powered by a steam engine?

What is a railroad engine called?

What term describes crossing the entire continent?

What is a rock or mineral from which metal can be obtained?