High Mass Stars Quiz

What is the fate of a star like the Sun when it reaches its twilight years?

• It expands and becomes a red giant

• It collapses and forms a black hole

• It blows away its outer layers and leaves behind a compressed core

• It stops fusing and becomes a white dwarf

What is the result of hydrogen fusion in the core of a star?

• Carbon

• Helium

• Oxygen

• Neon

Tags

NGSS.HS-ESS1-3

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What happens when a star with more than 8 times the Sun's mass reaches a core temperature of 500 million degrees Celsius?

• Carbon fuses into neon, magnesium, and sodium

• It expands and becomes a red supergiant

• It stops fusing and becomes a white dwarf

• It collapses and forms a black hole

What is the size of the largest known star, VY Canis Majoris?

• 1 billion kilometers

• 2 billion kilometers

• 600 million kilometers

• 500 million kilometers

What happens when silicon fuses into iron in the core of a massive star?

• It removes energy and collapses the core

• It creates energy and expands the star

• It stops fusing and becomes a white dwarf

• It explodes and forms a supernova

What is the fate of a star with less than 20 times the Sun's mass after core collapse?

• It stops fusing and becomes a white dwarf

• It explodes and forms a supernova

• It collapses and forms a black hole

• It forms a neutron star

What is the speed of the expanding gas in a supernova blast?

• 25% the speed of light

• 10% the speed of light

• 75% the speed of light

• 50% the speed of light

What is the most famous supernova remnant from a star that exploded in the year 1054?

• Eagle Nebula

• Helix Nebula

• Orion Nebula

• Crab Nebula

Tags

NGSS.HS-ESS1-3

How close does a supernova have to be to Earth before we start feeling any real effects?

• 50 light years

• 100 light years

• 200 light years

• 500 light years

What is the total energy carried by the subatomic particles called neutrinos created in the core collapse of a supernova?

• 10 times as much energy as the Sun will produce over its entire lifetime

• 50 times as much energy as the Sun will produce over its entire lifetime

• 100 times as much energy as the Sun will produce over its entire lifetime

• 200 times as much energy as the Sun will produce over its entire lifetime