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)

Thermoelectric power plants are used to generate electricity. Which of these statements best describes the impact of a thermoelectric power plant on the environment? (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 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)

The pH of water in four locations in Florida is shown in the table below. Locations pH of water A 9.6 B 7.1 C 3.6 D 8.5 Which of these conclusions is most likely correct about people in the four locations? (3 points)

One astronomer has observed an apparent lengthening of the electromagnetic waves given off by a star. Which of these conclusions is correct about the star? (3 points)

The turbidity levels of water in four locations are shown in the table below.   Locations Tubidity in water (in NTU) A 1.4 B 0.4 C 2.9 D 0.2 Which of these conclusions is most likely correct about the people in the four locations? (3 points)

Which of these best matches surface features with the processes that are responsible for their formation? (3 points)

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

The table below shows the salmon population, in thousands of pounds, in Columbia River, from 1870 to 1950. Year Salmon population (in thousands of pounds) 1870 10,200 1890 20,000 1915 20,500 1931 30,000 1950 10,000 Based on the table, which of these is most likely the period during which a series of large hydropower units were built on the Columbia River? (3 points)