High Mass Stars

Front

What are the two opposing forces that keep stars between collapsing and inflating? Options: centripetal force and electron degeneracy force, centripetal force and the pressure of hot gasses, gravity and electron degeneracy force, gravity and the pressure of hot gasses

Back

gravity and the pressure of hot gasses

Front

Hydrogen fusion makes helium. "Triple-alpha" helium fusion makes ___

Back

carbon

Front

Carbon will fuse in the core of a star that has more relative mass than ___

Back

about eight times the Sun's mass

Front

If a star has more than about eight times the Sun's mass, it can fuse carbon into ___

Back

neon, magnesium and some sodium

Front

A star becomes a ticking time-bomb once silicon starts fusing into ___

Back

iron

Front

When helium fusion begins, a massive, blue, main sequence star will become ___

Back

a red super giant

Front

Which bright star, in the constellation Orion, is a red super giant?

Back

Betelgeuse

Front

VY Canis Majoris, the largest known star, is classified as ___

Back

a hypergiant

Front

The core of a supergiant star looks like an onion because it has ___

Back

multiple layers

Front

The Sun can fuse hydrogen for over ten billion years, while a star twice as massive runs out of hydrogen in ___

Back

two billion years