Star Spectra

Star Spectra

7th - 8th Grade

5 Qs

quiz-placeholder

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Star Spectra

Star Spectra

Assessment

Quiz

Science

7th - 8th Grade

Practice Problem

Hard

NGSS
HS-ESS1-2, HS-ESS1-3

Standards-aligned

Created by

Rick Radle

Used 78+ times

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The Sun's spectrum contains spectral lines from neutral sodium and calcium as well as ionized magnesium and iron. Of the choices below, which could be the surface temperature of the Sun?

4,200 K

5,800 K

8,900 K

14.300 K

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the following elements is/are represented in the spectrum below?

Hydrogen Only

Helium Only

Hydrogen and Helium

Calcium Only

Tags

NGSS.HS-ESS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The spectrum of a distant star contains sodium lines that are offset from their normal position, as shown. What is the most likely explanation?

The star is relatively hot.

The star is relatively cool.

The star is moving rapidly toward us.

The star is moving rapidly away from us.

Tags

NGSS.HS-ESS1-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the 1920s, Edwin Hubble looked at the spectra of stars from distant galaxies. To his surprise, he found that all of these spectra were red-shifted, and that the more distant the galaxy, the greater the red-shift. What is a reasonable conclusion from this evidence?

The universe is expanding.

The universe is contracting.

The universe is unchanging.

The universe is curved.

Tags

NGSS.HS-ESS1-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which element is not represented in the star spectrum below?

Hydrogen

Helium

Calcium

Magnesium

Tags

NGSS.HS-ESS1-2

NGSS.HS-ESS1-3

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