Star Life Cycle

What is the first step in the life cycle of a star?

• protostar

• white dwarf

• nebula

• planetary nebula

Main two components of a nebula are:

• hydrogen and helium

• gas and dust

• helium and iron

• ice and gas

Of the following which star would burn the hottest?

• yellow white

• yellow orange

• orange

• red orange

What is the coldest type of star?

• white

• blue

• red

• orange

what will our sun eventually become?

• white dwarf

• blackhole

• red supergiant

• supernova

The two main gases in a nebula are what?

• hydrogen and water vapor

• oxygen and hydrogen

• hydrogen and helium

• helium and water vapor

The main difference between a star and protostar is what?

• stars burn hotter

• stars are larger

• protostars have a hotter inner core

• stars undergo nuclear fusion

Our sun is in what stage?

• planetary nebula

• protostar

• main sequence

• red giant

Tags

NGSS.HS-ESS1-1

What color is our sun?

• orange

• yellow

• yellow white

• yellow orange

Immediately after a red super giant what is the next step?

• white dwarf

• Black hole

• supernova

• planetary nebula