Properties of Stars

Which color are the hottest stars?

• blue

• orange

• red

• yellow

Which property of a star is closely related to its temperature?

• brightness

• color

• composition

• size

In comparison to other stars in the sky, the Sun appears brighter because it is–

• Bigger

• Smaller

• Nearer

• Further

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

What color of star is the coolest?

• Red
• Yellow
• Blue
• White

The chart below displays the names of different stars and their colors. Which of the groups below best orders the stars from hottest to coolest?

• A. Antares, Spica, Sun, Aldebaran

• B. Sun, Spica, Antares, Aldebaran

• C. Spica, Sun, Aldebaran, Antares

• D. Antares, Aldebaran, Sun, Spica

The brightness of a star as seen from Earth is its 

• apparent magnitude

• absolute brightness.
• parallax.
• reflective brightness.

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

• Solar Wind

• Solar Flares

• Sunspots

• Core

What is an explosion on the sun that gives out huge amounts of energy?

• Sun Spot
• Solar Flare
• Sun Ray
• Sun Gases

What is the sun made out of?

• fire and lava
• gases
• magma
• flames

Tags

NGSS.MS-PS1-1