Plate tectonics

Which is the thinnest layer of the Earth - only 5-70km thick?

• Crust

• Mantle

• Outer Core

• Inner Core

Where is magma found?

• Flowing out of volcanos

• In the mantle

• In the inner core

• Under the sea

The Earth's crust is divided into what?

• Continents

• Oceans

• Plates

• Margins

Which plate does the UK sit on?

• Eurasian plate

• Pacific plate

• Nazca plate

• South American plate

When two plates move towards each other this is known as what type of plate margin?

• Destructive

• Constructive

• Conservative

When two plates move away from each other this is known as what type of plate margin?

• Destructive

• Constructive

• Conservative

Which of the following is NOT a characteristic of oceanic crust?

• Basalt

• Old

• Thin

• Found under the sea

Which of the following is NOT a characteristic of continental crust?

• Granite

• Old

• Thin

• Less dense

The line along which two different tectonic plates meet is called a plate ______

Why is the core of the Earth so hot?

• It is radioactive

• It has a fire burning inside

• The Sun heats it up

• It is not hot, it is cold