Match the vocabulary words to their definitions.

1.
diffusion
a group of people who move from one area to another area during the same time period.

2.
countermigration stream
a group of people who have recently moved to a new area returning to their original location during the same time period

3.
migration stream
the movement of a characteristic from one place to another over a period of time.

1.   migration stream

a group of people who move from one area to another area during the same time period.

2.

countermigration stream

a group of people who have recently moved to a new area returning to their original location during the same time period

3.

Diffusion

the movement of a characteristic from one place to another over a period of time.

the answer is crop rotation

in 1948, swiss engineer/amateur mountaineer george de mestral went hiking in the woods with his dog. when they arrived back home, george found burrs stuck to his dog’s fur. this inspired him to create velcro.

explanation: