Sentences with phrase «churning liquid core»

Earth's churning liquid core casts a magnetic field across the planet's surface.

Are a fortuitous primordial collision and a moon also necessary, along with a churning liquid core?

Not exact matches

Scientists had recently discovered that every 200,000 years, on average, churning in the hot liquid metal of Earth's outer core causes the planet's whole magnetic field to flip.

The discovery is vexing: If liquid iron conducts heat into the mantle at such a high rate, there wouldn't be enough heat left in the outer core to churn its ocean of liquid iron.

The Outer Core Made of molten iron, nickel, and other ingredients yet to be determined, the churning liquid outer core may have the viscosity of water, streaming at possibly one to several miles per week with the turbulence of a gargantuan, slow - moving washing machCore Made of molten iron, nickel, and other ingredients yet to be determined, the churning liquid outer core may have the viscosity of water, streaming at possibly one to several miles per week with the turbulence of a gargantuan, slow - moving washing machcore may have the viscosity of water, streaming at possibly one to several miles per week with the turbulence of a gargantuan, slow - moving washing machine.

The sun spews energetic particles that can pry life - sustaining molecules from our atmosphere, but Earth's magnetic shield, which originates from the planet's hot core of churning, liquid iron, shoos those particles away.

Tikoo says that this later weaker field may have been sustained by the churning of the moon's liquid core as it cooled.