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Chapter 25 Beyond Our Solar System Test

Authored by Thomas Seroogy

Science

9th Grade

NGSS covered

Used 10+ times

Chapter 25 Beyond Our Solar System Test
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The mass of a star can be determined by studying

the wavelength of light emitted by the star.

the color of the star.

the distance between the star and Earth.

binary star systems.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is true about using parallax to measure distance to stars?

The closer the star, the smaller is the parallax angle.

The closer the star, the larger is the parallax angle.

The larger the star, the smaller is the parallax angle.

The larger the star, the larger is the parallax angle.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a factor that affects the apparent brightness of a star as seen from Earth?

how old the star is

how big the star is

how hot the star is

how far away the star is

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Star A is farther away from Earth than star B. Both stars have the same absolute magnitude. Which of the following is true about their apparent magnitude?

Both stars will have the same apparent magnitude.

Star A will have a greater apparent magnitude.

Star B will have a greater apparent magnitude.

The apparent magnitude of either star will not depend on its position.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A Hertzsprung-Russell diagram is used to show the relationship between

absolute magnitude and apparent magnitude.

temperature and absolute magnitude.

parallax and temperature.

apparent magnitude and parallax.

6.

OPEN ENDED QUESTION

3 mins • 1 pt

About 90 percent of the stars on the Hertzsprung-Russell diagram are ________

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7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Before a star is born, the matter that will become the star exists as a

bright explosive supernova.

red giant.

black hole.

cold, dark nebula.

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