សំណួរអំពីផែនដី

How many major layers does the Earth have?

• 2

• 3

• 4

• 5

Which layer is rich in iron and nickel in the Earth?

• Crust

• Mantle

• Outer Core

• Inner Core

What does the movement of tectonic plates cause?

• Earthquakes

• Volcanic Eruptions

• Landslides

• Heavy Rainfall

What instrument measures earthquakes?

• Barometer

• Seismograph

• Thermometer

• Clinometer

What is the state of matter of the Mantle?

• Solid all the way

• No shape

• Partly solid and partly molten

• Completely liquid

What is the state of the mantle?

• Solid all the way through

• No shape

• Partly solid and partly molten

• Completely liquid

What is the approximate temperature in the core?

• 250°C

• 500°C

• 1500°C

• 5000°C

What is plate tectonics?

• The mapping of the earth

• The movement of plates on the surface

• The growth of mountains

• The melting of ice

Where are volcanoes usually found?

• In the center of continents

• In cold regions

• In subduction zones

• Near the ocean

Where are volcanoes usually found?

• Central land

• Cold regions

• Plate boundary

• Near the sea