Properties of Stars Retake Practice

One physical property of a star is apparent magnitude. Which of the following is used in determining the apparent magnitude of a star?

• A. the constellation the star is in

• B. the distance the star is from Earth

• C. the number of times the star rotates

• D. the number of prominences the star makes

What color of star is the coolest?

• Red
• Yellow
• Blue
• White

Tags

NGSS.MS-ESS1-3

Apparent (magnitude) brightness is affected by a star's distance from Earth.

• False
• True

Which property of a star is the brightness of a star at a standard distance?

• Apparent (magnitude) brightness
• Absolute (magnitude) brightness
• Luminosity
• Size of the star

Put the stars in order from coolest to hottest.

• Blue, White, Yellow, Orange, Red
• Red, Orange, Yellow, White, Blue
• Red, Orange, Yellow, Blue, White
• Red, Yellow, Orange, White, Blue

Tags

NGSS.MS-PS3-4

Star Z and W both have the same luminosity of 100 lux, if Star Z is 10 ly closer to Earth which star has the highest apparent magnitude?

• Star W
• Star Z
• Both Star Z and W

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

• nuclear fusion

• supernova

• luminosity

• spectroscopy

Tags

NGSS.HS-ESS1-1

A very bright star can seem to be dimmer because it is 

• further away
• cooler in temperature
• very close
• batteries are dying

The energy from the sun is created by a process called:

• nuclear fission
• nuclear fusion
• nuclear reaction
• nuclear core

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

____________are areas of gas on the sun that are cooler than the gas around them.

• Solar Wind

• Solar Flares

• Sunspots

• Core