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 6
Describe the difference between the lithosphere and the asthenosphere.
Describe what happens at the boundary between two tectonic plates.
Explain what is meant by the term 'lithosphere'.
Explain why the Earth's crust is important for life.
Explain why the Earth's inner core is solid even though it is extremely hot.
Name the layer of the Earth that is responsible for the movement of tectonic plates.
Name the two types of crust found on Earth.
The Earth's core is mainly composed of which two elements?
What are the three main layers of the Earth? (1) Crust, Mantle, Core (2) Lithosphere, Atmosphere, Hydrosphere (3) Inner Core, Outer Core, Crust (4) Mantle, Lithosphere, Biosphere
What is the approximate thickness of the Earth's crust? (1) 5-70 km (2) 100-200 km (3) 500-1000 km (4) 2900 km
What is the temperature range of the Earth's inner core? (1) 200-500°C (2) 1000-2000°C (3) 4000-6000°C (4) 7000-9000°C
Which layer lies directly below the crust? (1) Inner core (2) Mantle (3) Outer core (4) Lithosphere
Fill in the blank: The _______ is the layer of the Earth where we live.
Fill in the blank: The _______ is the thickest layer of the Earth.
The boundary between the crust and the mantle is called the _______.
The Earth's core is divided into two parts: the _______ core and the _______ core.
True or False: The asthenosphere is a rigid layer of the Earth.
True or False: The Earth's crust is made up of only one type of rock.
True or False: The Earth's crust is thicker under the oceans than under the continents.
True or False: The Earth's inner core is hotter than the surface of the Sun.
