Quiz about Stars Review

Question 1

What category on the H-R diagram has the majority or the most stars?

Accepted Answer

Main Sequence

Answer

Super giants

Answer

White Dwarfs

Answer

Giants

Question 2

Apparent (magnitude) brightness is affected by a star's distance from Earth.

Accepted Answer

True

Answer

False

Question 3

Which property of a star is the brightness of a star at a standard distance?

Accepted Answer

Absolute (magnitude) brightness

Answer

Apparent (magnitude) brightness

Answer

Luminosity

Answer

Size of the star

Question 4

Our sun is average-sized and average temperature.

Accepted Answer

True

Answer

False

Question 5

Very hot stars are what color?

Accepted Answer

Blue

Answer

Yellow

Answer

Red

Answer

Orange

Question 6

Star R and S both have the same luminosity of 100, if Star S is 10 ly farther from Earth which star has the highest apparent magnitude?

Accepted Answer

Star R

Answer

Star S

Answer

Both Star S and R

Question 7

Most stars we see in the night sky are actually part of binary star systems.

Accepted Answer

True

Answer

False

Question 8

What is the color of the coolest stars?

Accepted Answer

red

Answer

blue

Answer

yellow

Answer

orange

Question 9

What star are we revolving around now?

Accepted Answer

The sun

Answer

Proxima Centauri

Answer

Jupiter

Answer

Pluto

Question 10

Put the stars in order from coolest to hottest.

Accepted Answer

Red, Orange, Yellow, White, Blue

Answer

Blue, White, Yellow, Orange, Red

Answer

Red, Orange, Yellow, Blue, White

Answer

Red, Yellow, Orange, White, Blue

Question 11

Star Z and W both have the same luminosity of 100 lux, if Star Z is 10 ly closer to Earth which star has the highest apparent magnitude?

Accepted Answer

Star Z

Answer

Star W

Answer

Both Star Z and W

Question 12

Which star has the highest apparent (magnitude) brightness because it is closer to Earth?

Accepted Answer

Our Sun

Answer

Sirius

Answer

Antares

Answer

Polaris the North Star

Question 13

Apparent (magnitude) brightness is affected by a star's distance from Earth.

Accepted Answer

True

Answer

False

Question 14

What measurement do we use to measure distances to a star?

Accepted Answer

Light Year

Answer

Light Day

Answer

AU

Answer

Kilometer

Question 15

The Sun makes up over 99% of the solar system's mass.

Accepted Answer

True

Answer

False

Question 16

One physical property of a star is apparent magnitude. Which of the following is used in determining the apparent magnitude of a star?

Accepted Answer

B. the distance the star is from Earth

Answer

A. the constellation the star is in

Answer

C. the number of times the star rotates

Answer

D. the number of prominences the star makes

Question 17

The chart below displays the names of different stars and their colors. Which of the groups below best orders the stars from hottest to coolest?

Accepted Answer

C. Spica, Sun, Aldebaran, Antares

Answer

A. Antares, Spica, Sun, Aldebaran

Answer

B. Sun, Spica, Antares, Aldebaran

Answer

D. Antares, Aldebaran, Sun, Spica

Question 18

One physical property of a star is absolute brightness. Which of the following is used in determining the absolute brightness of a star?

Accepted Answer

how bright the star actually is

Answer

how bright the star appears to be from the Earth

Answer

the number of prominences the star makes

Answer

the direction the star rotates

Question 19

Why do other stars appear so much smaller than the sun?

Accepted Answer

They are so far away

Answer

They are much smaller

Answer

They are not as bright

Answer

They are dwarf stars

Question 20

What color of star is the coolest?

Accepted Answer

Red

Answer

Yellow

Answer

Blue

Answer

White

Question 21

Stars that give off yellow light

Accepted Answer

Medium stars

Answer

Red Dwarf stars

Answer

White Dwarf

Answer

Neutron stars

Question 22

What is meant by the term luminosity?

Accepted Answer

Luminosity is the amount of energy generated in the star as electromagnetic radiation.

Answer

Luminosity is how bright a star seems to an observer far away.

Answer

Luminosity is the color at which a star burns.

Answer

Luminosity is the determinant of whether a star is approaching an observer or receding,

Question 23

What category on the H-R diagram has the majority or the most stars?

Accepted Answer

Main Sequence

Answer

Super giants

Answer

White Dwarfs

Answer

Giants

Question 24

All stars are formed from a  __________?

Accepted Answer

nebula

Answer

giant

Answer

black hole

Answer

white dwarf

Question 25

Put the stars in order from coolest to hottest.

Accepted Answer

Red, Orange, Yellow, White, Blue

Answer

Blue, White, Yellow, Orange, Red

Answer

Red, Orange, Yellow, Blue, White

Answer

Red, Yellow, Orange, White, Blue

Question 26

Which of the following best identifies a difference between apparent magnitude and luminosity in stars?

Accepted Answer

Two stars can have the same luminosity but different apparent magnitudes, depending on how far away they are.

Answer

The luminosity of a star will remain constant over the life of a star, but its apparent magnitude will change daily.

Answer

The measurement of the luminosity of a star depends on the position of the observer; apparent magnitude does not.

Answer

Luminosity is always given as a numerical value; apparent magnitude has no numeric value.

Question 27

The Hertzsprung-Russell diagram is used for classifying stars based on the relationship between their brightness and their temperature and color. A diagram is provided.

Which of the following is a trend among the main sequence stars?

Accepted Answer

The hotter the star, the more brightly it burns.

Answer

The larger stars emit light that is blue.

Answer

Stars dimmer than the Sun are of class O or B

Answer

Most of the stars are white or red.

Question 28

Which of the following is NOT a physical property commonly used by scientist to classify stars?

Accepted Answer

State of matter

Answer

Apparent magnitude

Answer

Absolute magnitude (luminosity)

Answer

Temperature

Question 29

Which of the following is an important property of stars, because it provides some information about the temperature of a star?

Accepted Answer

The star's color

Answer

The star's name

Answer

The shape of the star

Answer

The distance to the star

Question 30

What color stars are the hottest in temperature?

Accepted Answer

Blue

Answer

Orange

Answer

White

Answer

Red

Question 31

As a whole, Giants are considered hotter than White Dwarfs.

Accepted Answer

False

Answer

True

Question 32

In the diagram given, what happens as we move to the left?

Accepted Answer

Stars get hotter

Answer

Stars Get Larger

Answer

Stars get Colder

Question 33

Which star is the coldest?

Accepted Answer

Red Star

Answer

Yellow Star

Answer

Orange Star

Answer

Blue Star

Question 34

Compared to the rest of the stars, our sun is considered...

Accepted Answer

Medium size with medium temperature

Answer

Extremely Large and Cold

Answer

Small with a medium temperature

Question 35

Which category is our Sun located in?

Accepted Answer

Main Sequence

Answer

White Dwarfs

Answer

Supergiants

Answer

Giants

Question 36

The category that contains the most stars is...

Accepted Answer

Main Sequence

Answer

Supergiants

Answer

Giants

Question 37

Which of these stars is hottest?

Accepted Answer

Blue Star

Answer

Red Star

Answer

Yellow Star

Answer

Orange Star

Question 38

Red stars are the _____________.

Accepted Answer

coolest

Answer

hottest

Answer

biggest

Answer

brightest

Question 39

Blue stars are the _____________.

Accepted Answer

hottest

Answer

coolest

Answer

smallest

Question 40

Look at the H-R diagram. Which star is
sort of cool, dim (not too much light), and red?

Accepted Answer

Barnard's star

Answer

Betelguse

Answer

Sirius B

Answer

Procyon B

Question 41

Which star has the lowest temperature?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 42

Which spectral class does our star, the sun, belong to?

Accepted Answer

G

Answer

M

Answer

K

Answer

F

Question 43

What is found on the x axis of an H-R diagram?

Accepted Answer

Temperature

Answer

Luminosity
(or brightness)

Answer

Star Size

Answer

Distance

Question 44

Which is an example of a Main Sequence star?

Accepted Answer

our Sun

Answer

Betelgeuse

Answer

Sirius B

Answer

Polaris

Question 45

What characteristics are used to classify stars?

Accepted Answer

Temperature/color and brightness

Answer

Flammability, weight, and reactivity

Answer

Conductivity, luster, and density

Answer

Malleability, distance, and viscoscity

Question 46

What is magnitude?

Accepted Answer

degree of brightness of a star.

Answer

degree of compactness of a star.

Answer

degree of temperature of a star.

Answer

the age of a star.

Question 47

Using the HR diagram, choose the color of Zeta Eridani

Accepted Answer

blue

Answer

white

Answer

yellow

Answer

red

Question 48

Which star is hotter than Deneb

Accepted Answer

Regel

Answer

Procyon

Answer

Sun

Answer

Banard's Star

Question 49

Which star is brighter than the sun?

Accepted Answer

Aldebaran

Answer

Sirius B

Answer

Procyon B

Answer

Van Maanan's Star

Question 50

Which star is brighter than Alpha Centauri B, but dimmer than the sun?

Accepted Answer

Tau Ceti

Answer

Pollux

Answer

Spica

Answer

Mira

Question 51

Which star is considered a giant star?

Accepted Answer

Mira

Answer

Zeta Arindani

Answer

Barnard's Star

Answer

Betelgeuse

Question 52

Which star is considered a main sequence star?

Accepted Answer

Vega

Answer

Betelgeuse

Answer

Pollux

Answer

Van Maanan's Star

Question 53

Which star is considered a dwarf star?

Accepted Answer

Procyon B

Answer

Altair

Answer

Deneb

Answer

Sirius

Question 54

Which star is considered a supergiant?

Accepted Answer

Betelgeuse

Answer

Sirius B

Answer

Sun

Answer

Van Maanan's Star

Question 55

What is the Hertzsprung-Russel Diagram?

Accepted Answer

A graph used to classify stars according to their luminosity, color, temperature, and stage.

Answer

A map which tells the approximate location of stars in the Milky Way galaxy and their distance from Earth.

Answer

A table that alphabetically lists stars by name and includes dates of when the star was first charted.

Answer

A chart which organizes stars into categories based on the amount of Hydrogen they burn.

Question 56

Knowing the color of a star also tells us its __________

Accepted Answer

temperature

Answer

age

Answer

location

Answer

name

Question 57

What is the graph that shows the relations between a star's surface temperature and absolute magnitude?

Accepted Answer

H-R Diagram

Answer

Star Cluster Map

Answer

Einstein's Diagram

Answer

Newton's Chart of Stars

Question 58

Which of these stars is hottest?

Accepted Answer

Blue Star

Answer

Red Star

Answer

Yellow Star

Answer

Orange Star

Question 59

Which star has the lowest temperature?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 60

What small, hot, faint objects are found at B?

Accepted Answer

white dwarfs

Answer

neutron stars

Answer

black holes

Answer

brown dwarfs

Question 61

What objects are found at C?

Accepted Answer

Red giants

Answer

Blue giants

Answer

White dwarfs

Answer

Main sequence stars

Question 62

The size of the stars in the HR Diagram (in comparison with the sun) in the upper left portion are

Accepted Answer

much larger

Answer

same size

Answer

much smaller

Question 63

The brightness of a star as seen from earth

Accepted Answer

Apparent magnitude

Answer

Awesome magnitude

Answer

Absolute magnitude

Answer

Amazing magnitude

Question 64

Brightness determined by set DISTANCE from the earth

Accepted Answer

Apparent magnitude

Answer

Amazing magnitude

Answer

Absolute magnitude

Answer

Awesome magnitude

Stars Review

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science