Evidence of Earth’s plate tectonic activity is most obvious after an earthquake. Which explanation best describes this plate tec
tonic movement?
A: Earth’s plates stress one another. However, when an earthquake occurs, plate movement is due to an unbalanced force on the plates.
B: Earth’s plates are moving fast. However, the force of friction slows their movement.
C: The force of gravity causes the floating plates to move up and down. The plate movement sometimes results in earthquakes.
D: Earth’s plates continually place stress on one another. However, the force is balanced during an earthquake.
1 answer:
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Answer:
molecules, elements
Explanation:
molecules are a mix of elements
Natural: Land mounds, Rivers
Human made: Country borders, cities
A is the answer im pretty sure
Topsoil because plants and decaying animals add more humus to the soil