A power line is connecting the top of a building to the ground 260 meters away from the base of the building. At what angle is the wire connected at the building if the wire is 340 meters long.

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Scientists study fossils in order to a. predict how a species will react to weather b. learn how species changed in the past c. learn about what types of species will evolve in the future d. predict weather patterns

1. Which of the following is TRUE about life in the Precambrian? A) Throughout the entire Precambrian there were only single-celled organisms on earth B) There was no oxygen on earth throughout the entire Precambrian.

What is the core of the earth made of

These two South American countries have sufficient energy resources to meet their needs.

Describe why a "permanent underclass" has developed in many cities, and the problems that result.

What is a disconformity? A. an intrusion that runs between rock layers B. an intrusion that cuts across another rock C. when a sedimentary rock is deposited on top of an eroded non-sedimentary rock D.

What is the action of unearthing something, especially at an archaeological site

What type of damages can you cause while driving

Which of these is an environmental consequence of the shrinking of the Aral Sea? A. The salt content of the water has increased. B. More nesting birds have come to its beaches. C. Fish populations have increased to unhealthy levels. D.