What is the relationship between surface temperature and brightness of a Main Sequence star?

as temperature increases, brightness increases

as temperature increases, brightness decreases

as temperature increases, brightness stays the same

when temperature remains the same, brightness increases

What do all galaxies have in common?

they are the same distance from Earth

In what way is the life cycle of stars a "cycle?"

all types of stars follow a predictable pattern of change

the number of stars in the universe are constant

black holes cause compression of matter and form new stars

supernovas give off dust and gas, eventually forming a nebula

What information can astronomers obtain from spectrographs about stars?

temperature and chemical composition

chemical composition and distance

By studying the light from stars in distant galaxies, scientists know that ___________________________.

objects in the universe are moving apart

the universe has not changed over time

the sun is still the center of the universe

all objects in the universe are the same distance apart

Studying red shift is important to astonomers because it provides evidence that __________________________.

the light year is a useful measure

What is the correct order of the electromagnetic spectrum from highest to lowest frequency?

gamma, X-ray, UV, visible, infrared, microwave, radio

radio, microwave, infrared, isible, UV, X-ray, gamma

gamma, X-ray, ultrviolet, infrared, microwave, radio

radio, microwave, infrared, ultrviolet, gamma

Unit 8 Components of the Universe

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Easy

•

NGSS

HS-PS4-1, MS-ESS1-2, HS-ESS1-1

+8

Standards-aligned

Jill Gregory

Used 39+ times

FREE Resource

35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A collection of stars, dust, and gas bound together by gravity is a _________________.

universe

solar system

galaxy

planet

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the name of the diagram that shows the relationship between a star's temperature and its brightness?

H-R Diagram

Einstein Diagram

Star Cluster Map

Newton's Chart of Stars

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a large celestial body that is composed of gas and emits light?

Nebula

Galaxy

Star

Planet

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which arrangement orders stars from hottest to coolest?

blue, red, white, yellow orange

blue, white, yellow, red, orange

red, white, yellow orange, blue

blue, white, yellow, orange, red

What are the three types of galaxies?

spiral, regular, liptical

milky way, elliptical, sprial

spiral, irregular, ellipitical

milky way, elliptical, irregular

What type of galaxy is pictured?

spiral

irregular

elliptical

orbital

What type of galaxy is pictured?

spiral

irregular

elliptical

orbital

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Unit 8 Components of the Universe

35 questions

A collection of stars, dust, and gas bound together by gravity is a _________________.

What is the name of the diagram that shows the relationship between a star's temperature and its brightness?

What is a large celestial body that is composed of gas and emits light?

Which arrangement orders stars from hottest to coolest?

What are the three types of galaxies?

What type of galaxy is pictured?

What type of galaxy is pictured?

What type of galaxy is pictured?

What are found in galaxies?

Our Sun is average-sized, average temperature, and middle aged.

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