From the window of an office on a skyscraper's ninetieth floor, taxis on the street look tiny. However, a viewer knows they are not toy cars. This example illustrates the depth cue of .

The southern colonies practiced indentured servitude and slavery because cash crops such as tobacco and sugar required many workers. the fishing and shipping industries required many workers. imprisoned debtors were brought from africa to settle the colonies. indentured servitude and slavery were not allowed in the caribbean colonies.

What is the largest room in the white house

Radiation was first detected by a ?