Science Cambridge 4th Class

Second outermost layer of the earth. Temperature is 1000^oC.

• CRUST

• INNER CORE

• OUTER CORE

• MANTLE

Magma is ...

• a melted rock

• a freezing rock

• molten rock that glows and is very hot

• non-hot rock

The magma can move like a ...

• gel
• solid
• gas
• fluid

The inner core is solid because of ... of all the other layers.

• low density
• immense pressure
• weak magnetic field
• lack of heat

The outer core layer form is ...

• solid
• liquid

This Earth's structure has a temperature like a surface of the sun.

• Earth's inner core
• Earth's crust
• Earth's mantle
• Earth's outer core

The Earth's core is made up of ....

• gold and silver
• copper and zinc
• aluminum and titanium
• iron and nickel

Magma that comes out of an erupting volcano is called ...

• ash
• molten rock
• lava
• pyroclastic

Freezing lava will be a ...

• liquid
• gas
• plasma
• solid

Volcanic plateau is ...

• a flat elevated landform formed by volcanic activity
• a type of desert formed by volcanic ash
• a man-made structure built on a volcano
• a low-lying area with no volcanic activity