Brightness of Stars Review

True or False: All stars are luminous objects that give off their own light.

• True

• False

Stars that are farther away appear _______.

• brighter

• dimmer

• larger

Stars that are _____ appear brighter.

• smaller

• closer

• farther away

Why does our sun appear to be the largest and brightest star in the sky?

• it is the closest star to Earth

• it is the biggest star

• it is the brightest star

• none of the above

Do stars make their own light?

• yes

• no

A measure of how much light a star gives off

• Sun Spots

• Solar Flares

• Solar Eclipse

• Star

• Brightness

If a star is closer to the earth it could appear?

• Hotter

• Brighter

• Bigger

In comparison to other stars in the sky, our Sun appears brighter in the sky because ...

• The Sun has an enormous amount of mass.

• The Sun in comparison to other stars is closer to Earth.

• The Sun in comparison to other stars is farther away, but has more luminosity.

Tags

NGSS.MS-ESS1-1

What is the primary factor that determines the brightness of a star as seen from Earth?

• Distance from Earth

• Size of the star

• Temperature of the star

• Age of the star

Which unit is used to measure the apparent brightness of stars?

• Candela

• Lumen

• Magnitude

• Lux