Oil still plays an important role in the global economy despite the continued efforts to reduce its use and to find alternative green energy sources. In the early days, finding oil during a drill was considered somewhat of a nuisance as the intended treasures were normally water or salt. It wasn't until 1847 that the first commercial oil well was drilled in the Absheron Peninsula, Azerbaijan.1 The U.S. petroleum industry was born 12 years later, in 1859, with intentional drilling near Titusville, Pennsylvania. (Drilling in the United States began in the early 1800s, but they were drilling for brine so any oil discovery was accidental.)2
Answer:
D
Explanation:
D. Artificial selection. Think of French bulldogs as an example. They didn't exist from the start of time. Their ancestors were bred selectively to produce the desirable outcome.
The correct answer is - True.
The Rocky Mountains are the longest mountain range in North America. They have almost a north-south direction. These mountains are going all the way from the Alaska and Canada in the north, through the eastern part of the United States, and to the Mexican frontier. This mountain range is divided into several parts, Arctic Rockies (in the north), Northern Rockies (in Canada), Middle Rockies (through most of the United States), and Southern Rockies (at the Mexican frontier).
Kettle lakes are usually form when there is left over buried ice blocks that are melting so baiscly it’s left behind ice that is buried and melting
