The atmosphere and Earth's interior are layered by density. Gravity pulls more strongly on denser materials so denser materials are at the center of things. Earth's core, at its center, is denser than its crust.
Answer:
Human activities may affect the physical environment, and the physical environment may affect human activities.
Explanation:
Geography is everything to human activities. The Fertile Crescent is incredibly important for the start of civilizations. Humans also affect the environment, like deforestation and mining.
Answer:
A type of democracy in which people elect their representatives directly.
Ancient Athenians used this type of democracy to elect their leaders when they gather at an assembly.
Answer:
Over time people move to other places depending on their opportunities.
Explanation: If someone wanted to be a farmer they would settle down in a more fertile area where they can get more land. and someone who wants to be a lawyer or doctor would settle in a more busy area in the city.
If the weight were attached to a rod instead of a spring, then the seismograph would not function. Thus, the correct answer is E.
<h3 /><h3>What is seismograph?</h3>
Seismograph are refers as instruments used to measure the intensity of the earthquake by identifying the epicentre of it.
A pen connected to the weight rests its point on a drum that can revolve. When the drum gently rotates, the pen draws a straight line on paper that has been tightly wound around it.
A seismograph consists of a heavy weight attached to a frame by a spring or wire. When this spring is replaced by rod, then in this case the seismography will not work.
Therefore, option E the seismograph would not function is the appropriate answer.
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