P3 Energy Resources

• What happens to non-renewable resources over time?

  They will eventually run out
• What is an example of a non-renewable energy resource?

  Fossil fuels
• What characterizes renewable energy resources?

  They can be replaced at the same rate
• What is an example of a renewable energy resource?

  Solar energy
• What are the main uses of Earth's energy resources?

  • Generating electricity
  • Heating
  • Transport
• What is the primary source of our current energy?

  Fossil fuels
• What are reliable energy resources?

  Available all the time or predictably
• What is a common environmental impact of energy resources?

  They all have some environmental impact
• What are the advantages of coal as an energy resource?

  • Enough available to meet demand
  • Reliable supply
  • Cheap to extract and use
• What are the disadvantages of coal as an energy resource?

  • Will eventually run out
  • Releases CO2 contributing to climate change
  • Causes acid rain from sulfur dioxide
• What are the disadvantages of nuclear energy?

  • Dangerous nuclear waste
  • Expensive to set up and decommission
  • Waste stored for centuries
• What are the advantages of nuclear energy?

  • Large energy from small mass
  • Reliable supply
  • No polluting gases produced
• What are the advantages of solar energy?

  • Can be used in remote places
  • Very cheap to run after installation
  • No pollution produced
• What are the disadvantages of solar energy?

  • Supply depends on weather
  • Expensive to buy and install
  • Cannot supply large scale demand
• What are the advantages of hydroelectric energy?

  • Low running cost
  • No fuel costs
  • Reliable supply
• What are the disadvantages of hydroelectric energy?

  • Expensive to build dams
  • Floods large areas, destroying habitats
  • Greenhouse gas production from rotting vegetation
• What are the advantages of tidal energy?

  • Predictable supply
  • Can produce large amounts of electricity
  • No pollution produced
• What are the disadvantages of tidal energy?

  • Can harm marine habitats
  • Expensive to build and maintain
  • Supply varies with the lunar cycle
• What are the advantages of wave energy?

  • Low running cost
  • No fuel costs
  • No pollution produced
• What are the disadvantages of wave energy?

  • Dependent on weather
  • Expensive to build and maintain
  • Cannot supply large scale demand
• What are the advantages of wind energy?

  • Low running cost
  • No fuel costs
  • No pollution produced
• What are the disadvantages of wind energy?

  • Unreliable supply
  • Requires large land area
  • Can produce noise pollution
• What are the advantages of geothermal energy?

  • Low running cost
  • No pollution produced
• What are the disadvantages of geothermal energy?

  • Expensive to set up
  • Limited to suitable locations
• What are the advantages of biofuels?

  • Can be carbon neutral
  • Reliable supply
• What are the disadvantages of biofuels?

  • Expensive to produce
  • Requires land and water for crops
  • Can lead to deforestation
• What is a non-renewable energy resource?

  Will eventually run out
• What is a renewable energy resource?

  Will not run out
• Name two non-renewable energy resources.

  Coal and oil
• Name two renewable energy resources.

  Solar and wind
• What are the main advantages of using coal?

  • Reliable supply
  • Cheap to extract
  • Meets current demand
• What are the main disadvantages of using coal?

  • Contributes to climate change
  • Releases sulfur dioxide
  • Will eventually run out
• What are the main advantages of using nuclear energy?

  • No polluting gases
  • Reliable supply
  • Large energy from small mass
• What are the main disadvantages of using nuclear energy?

  • Dangerous waste
  • Expensive to set up
  • Long storage time for waste
• What are the main advantages of using solar energy?

  • No pollution
  • Low running costs
  • Usable in remote areas
• What are the main disadvantages of using solar energy?

  • Weather dependent
  • High initial costs
  • Limited large-scale use
• What are the main advantages of using tidal energy?

  • Predictable supply
  • No pollution
  • Low running costs
• What are the main disadvantages of using tidal energy?

  • Can harm marine life
  • High setup costs
  • Supply varies with lunar cycle
• What are the main advantages of using wave energy?

  • No pollution
  • Low running costs
  • No fuel costs
• What are the main disadvantages of using wave energy?

  • Weather dependent
  • High setup costs
  • Limited large-scale use