If the waste must decay to a concentration of less than 0.1% to be considered safe, it will take approximately _ days to reach safe levels. A radioactive cloud may contain Iodine-131, which has a half-life of 8 days. Match each of the following elements with its ore:Įxplain what happened at Three Mile Island, and why it is significant.Įxplain how thermal pollution is produced by power plants.Įxplain what happened at Fukushima Daiichi and why it is significant. Strengthen this weak statement: “Mining causes pollution that may disrupt the environment.” State where Chernobyl is located and explain what happened there. List four things you could do to conserve energy. __ is the active element in most photovoltaic cells.

List two species that may be threatened by the construction of a solar power tower in the California Desert. The acronym CAFE refers to _ _ _ _, which is important because: Perform the following calculations: (Show all of your work in a logical progression to the final answer.)Ī family has a total of 1500 Watts of light bulbs throughout their house, if they replace them all with LED light bulbs, which use 90% less energy, the family will now use _ Watts of electricity.Ī space heater operates at 1500 Watts, if it is used for 10 hours each day for one week and the cost of electricity is 20 cents per kilowatt-hour, it will cost _ to operate the heater for the week. The acronym ANWR refers to _ _ _ _, which is important because: The acronym OPEC refers to _ _ _ _, which is important because:įracking is a common name for _ _ and it is a concern because…Įxplain what the Deepwater Horizon was, where it went, and why it is significant. List seven products that are derived primarily from crude oil: List three air pollutants that are emitted during the burning of coal. In the box to the right, list the ranks of coal in order from highest to lowest energy content.

Mining Technique Description Environmental consequences.

Honors precalculus review packet