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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 is the physical state of the Earth's outer core?
Liquid
Which layer of the Earth has a temperature of approximately 5500°C?
Inner core
What causes earthquakes and volcanoes on the Earth's surface?
Movement of tectonic plates
How is igneous rock formed?
Cooling of molten rock
Which of these is an example of a sedimentary rock?
Sandstone
What process is responsible for weakening and breaking up rocks?
Weathering
What is the primary cause of biological weathering?
Plant growth
Which type of soil is most commonly used for growing crops?
Loam
Metals are typically extracted from natural resources called:
Ores
Physical weathering is often caused by:
Temperature changes
Which rock type is formed from existing rocks subjected to intense heat and pressure?
Metamorphic
What is a primary use of sand?
Building materials
Chemical weathering is primarily caused by:
Acid rain
The Earth's mantle has a temperature of approximately:
700°C
Which of these rocks is formed by the cooling of lava on the surface?
Basalt
