Sentences with phrase «hot central core»
His goal is to shed light on the planet's most mysterious region — the vast netherworld of Earth's mantle that lies between its hot central core and thin outer crust.
https://www.newscientist.com/ Not exact matches
In 2003, astronomers confirmed this core to be a specific type of central region known as an HII nucleus — a name that indicates the presence of ionized hydrogen — that is likely to be creating many hot new stars.
In other words, the team reports this week in Science, the 4.565 - billion - year - old meteorites once were part of bodies that were either big enough or hot enough to produce central, molten, metallic cores.
The central core of a star is extremely hot and produces energy.
By contrast, the core shrinks by gravitational contraction, becoming hotter and denser until it reaches a central temperature of about 120 million K.
These galactic types are all characterized by violent activity at their cores, usually explained as arising from an accretion disk of hot gases that surrounds a central black hole having a mass of about 1,000,000,000 Suns.
Teacher Leaders may also be teachers who have played a central role in incorporating one or more of the HOT School Core Components in an intentional and creative way to enrich their teaching, expand their «HOT Schools Tool Kit», and share their knowledge and enthusiasm with their school community and beyond.