energy resources

• What are the two main types of energy sources?

  Non-renewable and renewable
• Which of the following is a non-renewable energy source?

  Coal
• Which of the following is a renewable energy source?

  Solar power
• What gas do fossil fuels like coal release when burned?

  $CO_2$
• What environmental problem do fossil fuels contribute to?

  Global warming
• Why are renewable energy sources generally considered better for the environment?

  They cause less pollution
• What is a limitation of solar panels?

  They only work during daytime
• How can dams negatively affect river ecosystems?

  By altering water flow and habitats
• What are the benefits of using clean energy?

  • Less air pollution
  • Better health
  • Improved quality of life
• What are the two main categories of energy resources available on our planet?

  Non-renewable and renewable energy resources
• What characterizes non-renewable energy resources?

  They cannot be replenished within a human lifetime
• What are the three types of fossil fuels?

  Coal, oil, and natural gas
• What characterizes renewable energy resources?

  They can be replenished naturally as they are used
• What is biofuel derived from?

  Organic matter
• What source of energy is harnessed by wind power?

  Kinetic energy of moving air
• What is the energy source for hydroelectricity?

  Flowing water
• What is the source of geothermal energy?

  Heat from the Earth's core
• What is the energy source for tidal energy?

  Ocean tides
• What is the energy source for solar energy?

  Radiation from the Sun
• What is the energy source for wave energy?

  Ocean waves
• What type of fuel powers most vehicles for transport?

  Fossil fuels
• What powers electric vehicles?

  Electricity
• Which of the following is NOT a source of electricity generation?

  Biomass
• Which energy sources are used for heating homes and buildings?

  Natural gas, electricity, biomass
• What factor refers to the consistency of energy supply from a given source?

  Reliability
• What type of energy sources can be intermittent?

  Wind and solar
• What is a primary environmental concern associated with fossil fuels?

  Release greenhouse gases
• What factor varies widely among different energy resources?

  The expense
• According to the comparison table, which energy source has high reliability and low cost?

  Fossil Fuels
• Which energy source has a low reliability rating?

  Wind
• Why is availability an important factor when evaluating energy resources?

  Some resources more abundant
• Which energy source has a medium cost and abundant availability?

  Solar
• Which energy resource has a high negative environmental impact?

  Fossil fuels
• What environmental impact is specifically associated with fossil fuels?

  Air and water pollution
• What is a potential environmental impact of nuclear energy?

  Radioactive waste
• What is a potential environmental impact of hydroelectric dams?

  Disrupt river ecosystems
• What is a potential environmental impact of wind turbines?

  Affect bird and bat populations
• What is a potential environmental impact of solar panels?

  Require large land areas
• What naturally warms the Earth's surface?

  The greenhouse effect
• What happens to the Sun's energy when it reaches Earth's atmosphere?

  Some is reflected, some absorbed