The structure of earth

Mass of gases that surround the earth with a thickness of approximately 500 km

• Hydrosphere

• Atmosphere

• Geosphere

All the water present on earth in gas, liquid and solid states.

• Atmosphere

• Geosphere

• Hydrosphere

The part of the earth that consists of the continents, islands and ocean floors.

• Geosphere

• Hydrosphere

• Atmosphere

The geosphere consists in how many layers?

• 4

• 2

• 3

• 1

The continents, mountains and ocean floor are all part of this layer.

This layer principally consists of solid rock

Is the deepest layer of the earth and is composed of iron and nickel

The inner core is ..... percent of the size of the moon

• 50

• 45

• 70

• 80

This symbol " ° " is read as...

• Digris

• Degres

• Deegres

• Degrees

This symbol " C " is read as

• Cilsius

• Celsius

• Celcius

• Selcius