Stars

Stars are made up of the gases ______________ and helium.

• Oxygen

• Argon

• hydrogen

Tags

NGSS.MS-PS1-1

The actual brightness of the Sun is ____________K.

• 2,000

• 3,000

• 4,000

• 6,000

Tags

NGSS.MS-PS3-4

A star's distance as seen from Earth is __________ magnitude.

• absolute

• apparent

Rigel is brighter than Regulus.

• True

• False

Red stars are hotter stars than blue stars.

• True

• False

The H-R Diagram determines the __________ and __________ of stars.

• temperature, distance

• distance, mass

• temperature, brightness

• mass, brightness

As you move from right to left on the x-axis of the H-R diagram, temperature is decreasing.

• True

• False

Tags

NGSS.HS-ESS1-1

The sun is a _________ star.

• Blue Supergiant

• Main Sequence

• White Dwarf

• Red Dwarf

As you move along the y-axis from bottom to top on the H-R Diagram the luminosity _________.

• decreases

• increases

What is the primary factor that determines the color of a star?

• Size

• Distance from Earth

• Temperature

• Age

Tags

NGSS.HS-PS4-3