Current Events

When a tornado hit Joplin many homes were left without electricity after the twister touched down around 6 p.m. About 30 people had been killed, and 11 bodies had been recovered from just one location. Other deadly twisters that have killed hundreds of people in recent months, with Tuscaloosa, Alabama, still recovering from one that also tore through the center of the city in late April. Schools, apartment buildings, mega stores and fire stations were ravaged by the tornado.

A tornado in Minneapolis left one person dead and dozens injured in an area that covered several blocks. President Obama said the Federal Emergency Management Agency was being sent. National Weather Service, said on a scale from 1 to 10, the tornado looked to be a 8-9. Joplin High School’s windows were broken out and part of its roof was missing, church grocery store, large apartment building was demolished. There must have been 150 buildings destroyed.

Acid Rain

1.) List a few of the gases which lead to acid rain.
Sulfur dioxide and nitrogen oxides .
2.) What is the source of much of the acid rain producing gases in Pennsylvania?
Coal in power plants.
3.) Briefly explain how acid rain forms.
Acid rain forms when sulfur dioxide and nitrogen oxides in the atmosphere combine with water to form sulfuric acid and nitric acid, respectively. These acids, mixed with rainwater, fall to Earth as acid rain.