Natural Resources

What is an advantage of using compact fluorescent light bulbs?

• They give off more light and more heat
• They give off more light and less heat
• They give off less light and less heat
• They give off the same amount of light and more heat

Scientists have discovered that plastic breaks down very slowly.  As a result of this discovery, which of these activities has increased?

• putting trash bags in landfills
• burning soda bottles
• recycling water bottles
• buying large amounts of plastic bags

Which of the following are examples of inexhaustible resources?

• solar, wind, and oil
• coal, geothermal, and hydrothermal
• solar, geothermal, and wind
• biomass, nuclear, and hydrothermal