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Red and Blue Shift

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Red and Blue Shift
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What conclusion can be made by comparing the two spectrums in the image?

Galaxy is blueshifted; star is moving towards Earth.

Galaxy is blueshifted; star is moving away from Earth.

Galaxy is redshifted: star is moving away from Earth.

Galaxy is redshifted; star is moving towards Earth.

Tags

NGSS.HS-PS4-3

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Use the image to identify the motion of the object relative to Earth.  Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.

It is not moving relative to Earth

It is moving away from Earth (Redshift)

It is moving towards Earth (Blueshift)

It is moving towards Earth (Redshift)

Tags

NGSS.HS-PS4-3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An object that is moving VERY fast away from Earth would have ________ than an object that is moving very slow away from Earth.

More Redshift

More Blueshift

Less Redshift

Less Blueshift

Tags

NGSS.HS-ESS1-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An object that is moving VERY fast towards the Earth would have ________ than an object that is moving very slow towards the Earth.

More Redshift

More Blueshift

Less Redshift

Less Blueshift

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When redshift occurs, the perceived frequency of the wave would...

Increase

Decrease

Stay the same

Tags

NGSS.HS-PS4-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When redshift occurs, the perceived WAVELENGTH of the wave would...

Increase

Decrease

Stay the same

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When blueshift occurs, the perceived frequency of the wave would...

Increase

Decrease

Stay the same

Tags

NGSS.HS-PS4-1

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