The correct answer is - A. Idaho.
The Columbia River is a big river and it flows through the western part of the North American continent. Its path leads it to cross through four federal states, tow of which are Canadian, and two are in the United States. The river starts its flow in Canada, in Alberta, moving in a northwestern direction. After that, it makes a sharp turn and moves in south direction while passing through British Columbia. It crosses the border between Canada and the United States, entering Washington, and after that Oregon, making multiple turns in different direction, and it ends up into the Pacific Ocean.
Answer: C "Poisoned large amounts of farmland in Belarus" with radiation
Explanation: On the Saturday 26 April 1986 in modern day Pryp'yat' Ukraine which is located just south of the border of modern day Belarus. The No.4 reactor at the Chernobyl power plant failed due to reactor design flaws and serious breach of protocol during simulated power outage safety test. Causing a major explosion which sent tons of radioactive dust up into the sky poisoning much of the land and people with radiation.
Answer:
Explanation:
During an earthquake, particles in the ground can move back and forth or up and down. Particles can also move in an elliptical motion parallel to the direction the seismic wave travels. Scientists use wave motion, wave speed, and the type of material the wave travels through to classify seismic waves.
Answer:
Hilly flanks theory
Explanation:
HILLY FLANKS THEORY is the theory proposed by Robert Braidwood, arguing that agriculture arose in areas where the wild ancestors of domesticated wheat and barley grew, and resulted from human efforts to increase the productivity and stability of their food base.
He proposed and suggest in 1948, that agriculture began in the hilly flanks of the Taurus and Zagros mountains, where the climate was not drier, as Childe had believed, and that fertile land supported a variety of plants and animals amenable to domestication.
