Quiz: Brightness of Stars

Why does the Sun appear brighter than other stars?

• The Sun is closer to Earth than other stars.
• Other stars are actually brighter, but we can't see them clearly.
• The Sun is made of different materials than other stars.
• The Sun reflects light from the moon, making it appear brighter.

7. True or false: stars give off their own light.

• True
• False

Light-years are the unit used to measure distance in space. Three students estimated the distance of each star from Earth. Which student’s estimate is most accurate?

• Student 1
• Student 2
• Student 3

Tags

NGSS.MS-ESS1-3

• Less than 1 light year
• 8 light years
• 13 light years
• More than 25 light years

Tags

NGSS.MS-ESS1-3

NGSS.MS-ESS1-1

Which of the following explains the apparent brightness of stars?

• Brighter stars are larger and emit more light.
• Brighter stars are closer to Earth.
• Brightness of stars is determined by their color.
• Brighter stars are hotter than dim stars.

scientists who study outer space

• stars

• celestial objects

• astronomers

• telescope

• apparent brightness

Tags

NGSS.MS-ESS1-3

NGSS.MS-ESS1-2

bright, celestial objects that give off their own light by using energy produced in their core

• stars

• celestial objects

• astronomers

• telescope

• apparent brightness

an instrument that allows people to see distant objects

• stars

• celestial objects

• astronomers

• telescope

• apparent brightness

brightness of stars, specifically when measured from the viewpoint of Earth

• stars

• celestial objects

• astronomers

• telescope

• apparent brightness

natural objects that are located outside of Earth’s atmosphere, such as stars, planets, and asteroids

• stars

• celestial objects

• astronomers

• telescope

• apparent brightness

Tags

NGSS.MS-ESS1-3

NGSS.MS-ESS1-2