This is the vocabulary you need to learn for the early humans section:
Prehistoric:
| part of speech: | adjective |
| definition: | belonging to a period in a time before written history.
Dinosaurs were prehistoric beasts that roamed the earth. |
| related words: | ancient |
| derivations: | prehistorical (adj.), prehistorically (adv.) |
Hominid:
| part of speech: | noun |
| definition: | any member of the family of two-legged primates that includes all humans and their ancestors.
|
| related words: | ape |
Homo sapiens:
| part of speech: | noun |
| definition: | the scientific name for human beings or for mankind in general.
- similar words:
- man, race
|
| related words: | human, humanity |
Neanderthal:
| part of speech: | adjective |
| definition: | designating an early form of human of the Pleistocene period. |
Cro-magnon:
| part of speech: | noun |
| definition: | a Caucasoid type of human that lived in Europe from about 60,000 B.C. to about 10,000 B.C. |
Primate:
| part of speech: | noun |
| definition: | any animal in the category of mammals that includes humans, monkeys, apes, and some smaller, simpler animals. Most primates have large brains and flexible hands. |
Mammal:
| part of speech: | noun |
| definition: | any animal that has hair and feeds its babies with milk from the mother.
Dogs, whales, and humans are mammals, but fish, birds, and snakes are not. |
Stone Age:
| part of speech: | noun |
| definition: | the stage of human culture when stone tools and weapons were made and used. The Stone Age dates from about two million B.C. to about 3,500 B.C. |
Ice Age:
| part of speech: | noun |
| definition: | a long period of time when glaciers covered large parts of the earth.
Our part of the country was covered with ice and snow during the last ice age, over ten thousand years ago. |
Fossil:
| part of speech: | noun |
| definition: | the remains or trace of a living animal or plant from a long time ago. Fossils are found embedded in earth or rock.
Fossils of fish in the rock showed that the area had once been under water.
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Artifact:
| part of speech: | noun |
| definition: | any object made by human beings.
The museum had an exhibit of ancient Mexican artifacts.
|
| related words: | antique |
Migrate:
| part of speech: | verb |
| |
| definition 1: | to move from one region into another.
Their grandparents migrated from Ohio to Florida.
- similar words:
- emigrate, immigrate, move, transfer
|
| definition 2: | to change habitat or location.
Geese migrate to the south when the weather gets cold.Many Mexicans migrate north to the United States to find work.
- synonyms:
- move
- similar words:
- journey, travel
|
Theory:
| part of speech: | noun |
| |
| definition: | a statement that explains why something happens but has not been proven.
The police have a theory about who stole the jewels.The scientists discussed theories about the beginning of life on Earth. |
Archaeology:
| part of speech: | noun |
| definition: | the study of past human life. An archaeologist digs up and then studies objects such as pottery, tools, and buildings.
|
| related words: | history |
| derivation: | archaeologist (n.) |
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