Study

Earth

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  • What is a primary use of sand?
    Building materials
  • Physical weathering is often caused by:
    Temperature changes
  • The Earth's mantle has a temperature of approximately:
    700°C
  • What happens when plant roots grow into the cracks of a rock?
    Biological weathering
  • Which of these is an example of a sedimentary rock?
    Sandstone
  • Metals are typically extracted from natural resources called:
    Ores
  • Which type of soil is most commonly used for growing crops?
    Loam
  • What causes earthquakes and volcanoes on the Earth's surface?
    Movement of tectonic plates
  • Which layer of the Earth is solid and includes the tectonic plates?
    Crust
  • Which of these rocks is formed by the cooling of lava on the surface?
    Basalt
  • Which of the following lists the layers of the Earth in order from surface to center?
    outer core, mantle, crust, innter core
    inner core, mantle, crust, outer core
    Crust, mantle, outer core, inner core
    mantle, inner core, outer core, crust
  • What process is responsible for weakening and breaking up rocks?
    Weathering
  • Which layer of the Earth has a temperature of approximately 5500°C?
    Inner core
  • Chemical weathering is primarily caused by:
    Acid rain
  • Which of the following is a characteristic of clay soil?
    Used to make ceramics
  • What is the physical state of the Earth's outer core?
    Liquid
  • What does the "rock cycle" describe?
    Transition between rock types
  • Which rock type is formed from existing rocks subjected to intense heat and pressure?
    Metamorphic
  • What is the primary cause of biological weathering?
    Plant growth
  • How is igneous rock formed?
    Cooling of molten rock