What year did washington dc became the capital

Why is iron significant to understanding how a supernova occurs? Iron is the heaviest of all atomic nuclei, and thus no heavier elements can be made. The fusion of iron into uranium is the reaction that drives a supernova explosion.

Acid precipitation is caused by a mix of: A. Respiration, Carbonic Acids, and Seawater B. Sulfur Dioxide, Carbon Dioxide, Nitrogen Oxides C. Hydrogen, Oxygen, and Saline D. Water, Soil, and Air

Hawaii is the most southeastern of the seven islands and is also closest to the sea-floor spreading center from which the Pacific plate originates, which lies about 5,600 km further to the southeast.

Seismic waves are generated by movement along: a. Oceans b. Glaciers c. Faults d. Fractures

What is a seismograph?

Why does south america have several cultures?

Which describes granite and basalt? A. Granite is a fine-grained extrusive igneous rock, while basalt is a coarse-grained intrusive igneous rock. B.

Give an example of sedimentary rock. Describe how it is formed.

The latitude in New York City is about 40 degrees north. Do the Sun's rays ever shine directly overhead in New York City? Explain your answer.

What is a common problem for seas of northern russia