LIFE CYCLE OF STARS COLOR BY NUMBER

1. Stars are born in clouds of gas and dust called…

• galaxies [red]

• black holes

  [orange]

• nebulas

  [yellow]

2. This property determines the life cycle of a star…

• distance from sun [orange]

• volume

  [sky blue]

• mass

  [red]

Tags

NGSS.HS-ESS1-1

3. Within a star’s core, hydrogen becomes helium in a a process called…

• nuclear fission

  [blue]

• nuclear fusion

  [orange]

• decomposition

  [red]

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

4. What type of star is the sun?

• main sequence

  [yellow]

• red giant

  [black]

• white dwarf

  [blue]

5. A star with an average mass will become a _________ after it is a main sequence star.

• red super giant

  [black]

• neutron star

  [purple]

• red giant

  [sky blue]

6. This occurs when a massive star explodes at the end of its life…

• supernova

  [red]

• black hole

  [red orange]

• pulsar

  [green]

7. When a massive star collapses it can become so dense that its gravitational pull keeps light from escaping. This is known as a…

• supergiant

  [blue]

• black hole

  [red orange]

• supernova

  [sky blue]

8. This is a star with a small radius and high density. It will form if a star is not massive enough to produce a black hole…

• white dwarf

  [purple]

• red dwarf

  [black]

• neutron star

  [yellow]

9. It will take about 5 billion years for our sun to run out of hydrogen to fuse into helium. At the end of its life cycle our sun will become a…

• neutron star

  [sky blue]

• white dwarf

  [red orange]

• supernova

  [red]

10. Which of the following correctly lists the color of stars from lowest temperature to highest temperature?

• blue, white, yellow,

  orange, red

  [green]

• red, orange, yellow, white, blue

  [yellow]

• white, blue, yellow,

  orange, red

  [purple]