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5 Written questions

5 Matching questions

  1. what happens when you burn coal
  2. air
  3. nonrenewable resource
  4. adavantages of hydroelectricity
  5. examples of a nonrenewable resource
  1. a coal and copper
  2. b either cannot be replaced at all or cannot be replaced as fast as we use it
  3. c is a renewable resource because the pollution slowly settles out of atmosphere or gets caught in rain
  4. d burning coal turns into a steam and then causes generators to spin and make energy
  5. e they don't need fuel to make electricity, no waste is left behind, and there is no pollution

5 Multiple choice questions

  1. is a mixture of gravel, sand, water, and cement
  2. plant life under certain conditions, layers of dead plants build up and form material called peat. Peat gets burried and slowly changes into soft coal and then hard coal
  3. is a resource that can be replaced
  4. commonly called crude oil, and natural gas form in a way similar to the way that coal forms
  5. is a material that was recently alive and we can never run out of it

5 True/False questions

  1. disadvantages of solar energyit is not able at night or cloudy days and systems to make electricity from solar energy are expensive to make and maintain. Factories that make solar cells produce very dangerous waste

          

  2. advantages of wind energythat the wind doesn't blow all at the same time and birds are also killed by them flying into the towers or the blades also people think they are noisy and ugly

          

  3. uses of iron oreis a supply that will meet a need for materials or energy

          

  4. crude oil products that don't form energyasphalt, plastic, grease, and wax

          

  5. advantages of fossil fuelstheir supplies are being limited and burning coal and oil can cause air pollution and hurt plants, plants, animals,and buildings. Also oil spills pollute the ocean