LOW MASS STARS INTRO

What are stars primarily made of?

• Iron and Nickel

• Carbon and Silicon

• Oxygen and Nitrogen

• Hydrogen and Helium

What process do stars use to generate energy in their cores?

• Nuclear fusion

• Combustion

• Nuclear fission

• Chemical reactions

How long can a low mass red dwarf star last?

• 10 million years

• 100 million years

• 1 billion years

• 1 trillion years

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

• It explodes as a supernova

• It becomes a black hole

• It stops producing energy

• It starts fusing helium

What is the final stage of the Sun's lifecycle?

• Black hole

• White dwarf

• Supernova

• Red giant

What is the primary element produced in the core of the Sun during its main sequence?

• Carbon

• Oxygen

• Helium

• Neon

What will happen to the Sun's outer layers as it becomes a red giant?

• They will remain the same

• They will become hotter

• They will expand and cool

• They will contract

What will happen to Earth when the Sun becomes a red giant?

• It will become a gas giant

• It will move to a larger orbit

• It will remain unaffected

• It will be consumed by the Sun

What is a planetary nebula?

• A type of galaxy

• A type of black hole

• A cloud of gas and dust in space

• A phase in the lifecycle of some stars

How does the mass of a star affect its lifecycle?

• Mass does not affect a star's lifecycle

• Higher mass stars have more explosive fates

• Lower mass stars live shorter

• Higher mass stars live longer