Young Stellar Objects/Protostars

What is the earliest version of a star called?

• Protostar

• Main sequence star

• Red giant

• White dwarf

Tags

NGSS.HS-ESS1-1

What happens to the dough when you spin it, according to the pizza chef analogy?

• It turns into a cube

• It flattens into a disk

• It remains a ball

• It turns into a triangle

What elements are needed to form a star, similar to ingredients for a pizza?

• Oxygen and nitrogen

• Carbon and iron

• Hydrogen and helium

• Sodium and chlorine

Tags

NGSS.HS-ESS1-2

What is a young stellar object (YSO)?

• A star that has exploded

• A star that is not yet a main sequence star

• A star that has become a black hole

• A star that is in the red giant phase

How long did it take for our sun to become a main sequence star?

• 1 million years

• 10 million years

• 30 million years

• 100 million years

Tags

NGSS.HS-ESS1-1

What are the disks that form around protostars called?

• Protostellar disks

• Asteroid belts

• Comet tails

• Planetary rings

What do bipolar flows from newborn stars create when they excite the interstellar medium?

• Herbig-Haro objects

• Black holes

• Supernovae

• Pulsars

Tags

NGSS.HS-ESS1-3

What is a young stellar object (YSO)?

• A later stage of protostellar development

• A type of black hole

• A main sequence star

• A dying star