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“One drop of water leaking per second from a faucet can waste more than 2,300 gallons of water per year.” The most reliable source of this information is a (3 points)

Which of these pollutants is transferred from soil to water by organic pesticides and fertilizer runoff from farms? (3 points)

A typical faucet running for two minutes could waste about 10 gallons of water. A newspaper reports that a running faucet wastes about 0.08 gallons of water per second. Which of these statements is correct about the information provided by the newspaper? (3 points)

Which of these statements best explains why scientists use models? (3 points)

A location in Florida is facing acute water shortage. Which of these is the best method to conserve water in homes of the location? (3 points)

A nuclear power plant produces huge amount of electricity. However, it dumps radioactive wastes into the sea. This has led to an increase in illness among people living along the coast. Which of these is the best method to solve this problem? (3 points)

The table below shows some surface features and processes.   1 2 3 4 Surface Features Caves Sinkholes Geysers Hot Springs Process responsible for formation Physical and chemical actions of groundwater Dripping of groundwater from the ceiling of an underground cave Chemical reaction between limestone and acid in groundwater Global warming leading to rise in temperature of surface water Which column in the table correctly matches a surface feature with the process responsible for its formation? (3 points)

The pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, Star 1, Star 2, and Star 3. Which of these statements is correct about the color of the three stars? (3 points)

Which of these pictures best shows a watershed model? (3 points)

Which of the following best describes the transfer of phosphates and the impact on the environment and human health? (3 points)