Earth’s Structure
Geography ⇒ Physical Geography
Earth’s Structure starts at 6 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Earth’s Structure.
How you perform is determined by your score and the time you take.
When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 12
Describe the composition of the Earth's core.
Describe the process of differentiation in the context of Earth's formation.
Explain how seismic waves help in understanding the structure of the Earth.
Explain the difference between the continental crust and the oceanic crust.
Explain the role of radioactive decay in the Earth's internal heat.
Explain the significance of the Mohorovičić discontinuity (Moho).
Explain why seismic shadow zones exist for S-waves.
Explain why the inner core remains solid despite high temperatures.
Name the three main layers of the Earth based on chemical composition.
State one reason why the Earth's crust is important for life.
What is the approximate radius of the Earth?
What is the main difference between the lithosphere and the asthenosphere?
What is the main element found in the Earth's core?
What is the main reason for the difference in density between the continental and oceanic crust?
Which layer of the Earth is responsible for generating the planet's magnetic field?
