characteristics of stars

Stars are made of mostly which two gases?

• Hydrogen and Helium

• Hydrogen and Oxygen

• Hydrogen and Nitrogen

• Hydrogen and Carbon

Tags

NGSS.HS-ESS1-3

Stars give off heat and light in a process called ___________.

• nuclear fusion

• supernova

• luminosity

• spectroscopy

Tags

NGSS.HS-ESS1-1

In the process of nuclear fusion, hydrogen atoms combine to form ___________ atoms.

• helium

• carbon

• nitrogen

• oxygen

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

NGSS.HS-PS1-8

The luminosity of a star describes its ______________.

• brightness

• temperature

• age

• color

What color are the coolest stars?

• red

• blue

• white

• orange

Tags

NGSS.HS-PS4-3

What color are the hottest stars?

• blue

• red

• white

• yellow

Stars that are much bigger than the Sun are called _______________.

• red supergiants

• white dwarfs

• main sequence

• nebulae

Stars that are much smaller than the Sun are called _________________.

• white dwarfs

• red supergiants

• main sequence

• nebulae

Tags

NGSS.HS-ESS1-3

Using the figure, name the star that is very dim and red in color.

• Barnard's Star

• Mira

• Betelgeuse

• Alpha Centauri A

Describe the features of the star Deneb.

• Bright, white in color, 10,000 C

• Dim, yellow in color, 6,000 C

• Semi-bright, white in color, 8,000 C

• Bright, blue-white in color, 20,000 C

Tags

NGSS.HS-ESS1-3