Light Years, Red Shift and Blue Shift

Light Years, Red Shift and Blue Shift

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

NGSS
HS-ESS1-2, HS-PS4-1, HS-ESS1-4

+2

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a light year?

Back

A light year is the distance that light travels in one year, approximately 5.88 trillion miles.

2.

FLASHCARD QUESTION

Front

How long does it take for light from Proxima Centauri to reach Earth?

Back

4.3 years.

3.

FLASHCARD QUESTION

Front

What does a blueshift indicate about an object in space?

Back

A blueshift indicates that the object is moving closer to the observer.

Tags

NGSS.HS-ESS1-2

NGSS.HS-ESS1-4

4.

FLASHCARD QUESTION

Front

What happens to the wavelength of light during a blueshift?

Back

The wavelength decreases.

5.

FLASHCARD QUESTION

Front

What does a redshift indicate about an object in space?

Back

A redshift indicates that the object is moving away from the observer.

Tags

NGSS.HS-ESS1-2

6.

FLASHCARD QUESTION

Front

What happens to the wavelength of light during a redshift?

Back

The wavelength increases.

Tags

NGSS.HS-PS4-1

7.

FLASHCARD QUESTION

Front

What does the redshift of galaxies tell us about the universe?

Back

It tells us that the universe is expanding.

Tags

NGSS.HS-ESS1-2

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