EARTH SCIENCE

What is the outermost layer of the Earth called?

• Mantle

• Outer Core

• Inner Core

• Crust

Which layer of the Earth is composed mostly of iron and nickel?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer of the Earth is liquid?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the main component of the Earth’s crust?

• • Iron

• Silicon

• Nickel

• Oxygen

What is the term for the movement of heat through the Earth’s mantle?

• Conduction

• Convection

• Radiation

• Communication

What is the hottest part of the Sun?

• Core

• Radiative Zone

• Corona

• Photosphere

Another term for the habitable zone.

• Eco-friendly zone

• radio-sensitive zone

• Goldilocks zone

• Oxygen Threshold Zone

Known as BLUE GREEN BACTERIA which had first existed as the earth's primordial form

What do you call a layer of gases that traps the heat caused when the sunlight strikes the earth.

• Trophosphere

• Atmosphere

• Exosphere

• Ionosphere

The creation of heavier elements were known to have originated from ________.