Expansion of the Universe

What color of star is the hottest?

• Blue
• Red
• Yellow
• Orange

Tags

NGSS.HS-ESS1-3

What color of star is the coolest?

• Red
• Yellow
• Blue
• White

Tags

NGSS.HS-ESS1-3

True or False
The Sun is the biggest star in the sky.

• True
• False

Tags

NGSS.5-ESS1-1

Why do other stars appear so much smaller than the sun?

• They are much smaller
• They are so far away
• They are not as bright
• They are dwarf stars

Light emitted from a star or galaxy can be separated into a band of colors, called a ________.

• Red Shift

• Rainbow

• Spectrum

• Microwave

Tags

NGSS.HS-ESS1-2

The distance light can travel in 1 year is called...

• Light Year
• Light Distance
• Space year

The light from a star moving away from us would be experiencing:

• Redshift

• Blueshift

• Greenshift

• Whiteshift

Tags

NGSS.HS-ESS1-2

If an object is moving toward us, its spectrum will experience

• no shift
• red shift
• black spectrum
• blue shift

Tags

NGSS.HS-ESS1-2

Which stars have the greatest red shift?

• Stars closest to Earth where we can see them better.

• Stars nearest the Sun where light is more plentiful.

• Stars farthest from Earth with the greatest speed.

• Stars in the nearest galaxy that are spinning.

The leftover radiation from the beginning of the universe is known as ___________.

• Comic Micro Back Radiation

• Cosmic Radiowave Radiation

• Cosmic Microwave Retention

• Cosmic Microwave Background Radiation

Tags

NGSS.HS-ESS1-2