Sun and Star Lifecycle

This is a young star that glows as gravity brings it together

• Nebula

• Protostar

• Main-sequence star

• Red giant

Low mass stars expand into what after using up the hydrogen in their core

• red giants

• supergiants

• white dwarfs

• protostars

Tags

NGSS.HS-ESS1-3

This stage is when a high mass star explodes

• Supergiant

• Red giant

• Supernova

• Black hole

This stage is made by densely packed neutrons and sometimes spins and blinks and is called a pulsar

• Supernova

• White dwarf

• Black hole

• Neutron star

When a star's gravitational pull is so strong that not even light can escape, it's called a what?

• Black hole

• Supernova

• White dwarf

• Nebula

The most important thing to know about a star is its...

• Volume

• Mass

• Temperature

• Age

What is the heaviest element that can be created (through fusion) inside of a Main Sequence Star?

• Helium

• Hydrogen

• Iron

• Carbon

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

What is the biggest difference between a protostar and a main sequence star?

• Protostars are more massive than main sequence stars

• Protostars do not engage in nuclear fusion

• Stars spend far longer in the protostar phase than their main sequence

• Protostars are hotter than main sequence stars

How does a star produce elements heavier than iron (Fe)?

• heat

• supernova

• rapid rotation

• nuclear fusion

Tags

NGSS.HS-ESS1-3

What is the sun made up of?

• Hydrogen

• Helium

• Hydrogen and Helium

• None of the Above