Exploring the Wonders of Stars in the Solar System

What process allows stars to emit heat and light?

• Nuclear fusion

• Chemical combustion

• Magnetic induction

• Photosynthesis

Tags

NGSS.HS-ESS1-1

What is the initial phase in the life cycle of a star called?

• Main sequence

• Nebula

• Supernova

• Protostar

How long does a star typically remain in the main sequence phase?

• Hundreds of years

• Billions of years

• Thousands of years

• Millions of years

Tags

NGSS.HS-ESS1-3

What happens to a star when it runs out of hydrogen?

• It turns into a black hole

• It becomes a neutron star

• It expands into a red giant

• It immediately collapses

What is the fate of an average star after it collapses?

• White dwarf

• Supernova

• Neutron star

• Black hole

Which stars are the hottest and brightest?

• White stars

• Yellow stars

• Red stars

• Blue stars

What is a brown dwarf?

• A collapsed red giant

• A star without nuclear fusion

• A very hot and bright star

• A small, cool star

How big can supergiant stars get?

• As big as a moon

• As big as a galaxy

• As big as a planet

• As big as the entire solar system

What makes neutron stars unique?

• They are very large

• They are very hot

• They are very bright

• They are very dense

Which star is closest to Earth?

• Betelgeuse

• Proxima Centauri

• Alpha Centauri

• Sirius