Stellar Evolution Quiz

What is the longest phase in the life cycle of a star?

• red giant

• main sequence

• white dwarf

• protostar

Which phase of stellar evolution occurs after the main sequence stage?

• Neutron star phase

• Supernova phase

• White dwarf phase

• Red giant phase

What happens to a star during the red giant phase?

• It collapses and becomes a black hole.

• It shrinks and becomes smaller and dimmer.

• It expands and becomes larger and brighter.

• It remains the same size and brightness.

What is the final stage of stellar evolution for stars like the Sun?

• white dwarf

• red giant

• black hole

• neutron star

What type of star is left behind after a supernova explosion?

• white dwarf

• red giant

• neutron star or black hole

• main sequence star

What is the remnant of a massive star after a supernova called?

• red giant

• neutron star or black hole

• white dwarf

• brown dwarf

What is the primary source of energy for main sequence stars?

• chemical reactions

• solar radiation

• nuclear fusion

• gravitational pull

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is the approximate temperature range of white dwarf stars?

• 50,000 to 100,000 Kelvin

• 8,000 to 40,000 Kelvin

• 1,000 to 5,000 Kelvin

• 500 to 2,000 Kelvin

What is the process by which a neutron star is formed?

• Supernova and core collapse

• Nuclear fusion and stellar evolution.

• Black hole formation and gravitational collapse.

• Planetary collision and mass accumulation.

What is the maximum mass a white dwarf can have?

• 1.4 times the mass of the Sun

• 10 times the mass of the Sun.

• 0.5 times the mass of the Sun.

• 2 times the mass of the Sun.