a kind of metal combining copper and tin

people who were killed in a war

the way of life in a particular place or time

an area that is under political control of another country

Spanish people who took over Mexico and Peru in the 1500's

a group of countries controlled by one ruler or government

a language using pictures to represent words

using science for practical purposes

system that makes some people higher and some lower (in society)

someone who buys and then sells products

fast growth of industry using machines in the 1800's

giving things to people who need help

bringing water to plants from another place

sheet for writing made from a plant in Egypt

large animals like elephants who lived in the past

will not catch a disease

things found in nature that are useful to humans, like wood

human history before anything was written down

a kind of ceramic used for things like dinner plates

being very poor

study of ideas about knowledge, truth, and the meaning of life

an agreement between countries

people who must leave their country due to war or disaster

a type of cloth

a round object, like a ball