Life Cycle of Stars

What is a supernova?

• A small, cool star
• A large, hot star
• A star that has gone black
• A star that has gone supernova

What is a neutron star?

• A small, cool star
• A large, hot star
• A star that has gone black
• A collapsed star made of neutrons

What is a black hole?

• A small, cool star
• A large, hot star
• A star that has gone supernova
• A collapsed star with an infinite density

What is a red supergiant?

• A large, cool star
• A small, hot star
• A star that has gone supernova
• A star that has planets

What happens during the red giant stage of a star's life cycle?

• The star expands and cools
• Hydrogen is fused into helium
• The star collapses into a black hole
• The star emits intense radiation

What is the main difference between a low-mass star and a high-mass star?

• The length of their life cycle
• The temperature of their surface
• The number of planets they can have
• The type of fuel they use for fusion

How does a star's mass affect its life cycle?

• It determines how bright the star will be
• It determines how long the star will live
• It determines the temperature of the star's surface
• It determines the size of the star

What is a white dwarf?

• A star that has gone supernova
• A small, hot star
• A large, hot star
• A collapsed star made of neutrons

What is the main sequence stage of a star's life cycle?

• The stage when a star has planets
• The stage when a star goes supernova
• The stage when a star is a red giant
• The stage when a star fuses hydrogen into helium

What is a giant molecular cloud?

• A cloud of gas and dust
• A planet made of gas
• A star that has planets
• A star that has gone supernova