Energy in Food and Calorimetry Quiz
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Questions and Answers

What is the primary reason why fossil fuels are considered non-renewable?

  • They take millions of years to form. (correct)
  • They were trapped in mud and rocks millions of years ago.
  • They are made from plants and animals.
  • They produce gases that cause pollution and global warming.

    • Which primary energy source originally powers the creation of coal, oil, and natural gas?

  • Wind energy
  • Hydroelectric energy
  • Geothermal energy
  • Solar energy (correct)

    • Why are nuclear power stations associated with dangerous waste materials?

  • They release toxic gases into the atmosphere.
  • They produce waste materials that are hazardous to health. (correct)
  • They require high amounts of water for cooling purposes.
  • They emit harmful radiation during electricity generation.

    • Why is electricity not classified as a fuel according to the text?

    <p>Electricity is generated using other energy resources.</p> Signup and view all the answers

    What is the common environmental impact of burning fossil fuels according to the text?

    <p>Acid rain formation</p> Signup and view all the answers

    What unit is commonly used to measure energy in food?

    <p>Kilojoule</p> Signup and view all the answers

    Which process is used to measure the amount of energy stored in food?

    <p>Calorimetry</p> Signup and view all the answers

    What is the formula for Gravitational Potential Energy (GPE) according to the text?

    <p>Mass x gravity x height</p> Signup and view all the answers

    Which type of energy is associated with the chemicals in food, fuels, and batteries?

    <p>Chemical Energy</p> Signup and view all the answers

    What happens to energy according to the law of conservation of energy?

    <p>Energy is not used up</p> Signup and view all the answers

    How much energy is required to heat up 1 gram of water by 1 ℃ according to the text?

    <p>4 J</p> Signup and view all the answers

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