9 - Energy

Question 1

What are the three categories energy can be classified as?

Answer 1

• Renewable
• Non Renewable
• Recyclable

Question 2

What is Renewable energy?

Answer 2

• Replenished on a short time scale
• Flow resource (endless supply)
  e.g. solar - energy from sun generates electricity, wind, HEP

Question 3

What is non renewable energy?

Answer 3

• replenished on a long time scale
• stock resource (limited supply)
  e.g. fossil fuels (coals, oil, natural gas)

Question 4

What is recyclable energy?

Answer 4

• made from waste products
  (e.g. biofuels - biomass, wood burnt to release energy, nuclear energy)

Question 5

What are the impacts of mining (energy production)?

Answer 5

• surface mining strips large areas of soil and rock, vegetation: LANDSCAPE SCARRING
• clearing of forests for space: LOSS OF BIODIVERSITY