Earth and Space: Resources and Conservation
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Questions and Answers

What are the resources mentioned in the text?

  • Gold, silver, diamonds, coal
  • Plastic, glass, metal, paper
  • Electronics, machinery, technology, cars
  • Water, wind, soil, natural gases (correct)

    • How do scientists believe the Earth was formed?

  • By a sudden explosion
  • By volcanic eruptions
  • From a molten (liquid) mass (correct)
  • From a solid mass

    • What is one of the key elements that made it possible for plants to grow on Earth?

  • Underground steams
  • Molten lava
  • Water, air, and heat from the sun (correct)
  • Extreme heat

    • What happens when water flows from a higher to a lower elevation?

    <p>It forms streams and rivers</p> Signup and view all the answers

    Which part of the Earth is still extremely hot according to the text?

    <p>The centre of the Earth</p> Signup and view all the answers

    What formed when everything on Earth cooled according to the text?

    <p>Rocks and oceans</p> Signup and view all the answers

    How are rocks formed according to the text?

    <p>As the Earth cooled after being molten</p> Signup and view all the answers

    What allows water to gather and create streams and rivers?

    <p>Flow from the mountains to lower elevations</p> Signup and view all the answers

    What distributed water on Earth's surface according to the text?

    <p>Flow from mountains to lower elevations</p> Signup and view all the answers

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