Quiz about Parts of the Universe

Question 1

Which celestial body is know for its intense pull of gravity?

Accepted Answer

black hole

Answer

nebula

Answer

Super Giant

Answer

A Galaxy

Question 2

The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?

Accepted Answer

Earth is a part of this galaxy

Answer

Many more stars exist outside the galaxy

Answer

The stars in the center of the galaxy are extremely small.

Answer

The center of the galaxy consists of a dense cluster of stars.

Question 3

The universe has may different components.  Which list places four components of the universe in the most likely order from smallest to largest.

Accepted Answer

Planets, Stars, Nebulae, Galaxies

Answer

Planets, Stars, Galaxies, Nebulae

Answer

Nebulae, Stars, Planets, Galaxies

Answer

Galaxies, Stars, Planets, Nebulae

Question 4

The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?

Accepted Answer

Earth is a part of this galaxy

Answer

Many more stars exist outside the galaxy

Answer

The stars in the center of the galaxy are extremely small.

Answer

The center of the galaxy consists of a dense cluster of stars.

Question 5

What type of galaxy is this?

Accepted Answer

Spiral

Answer

Elliptical

Answer

Irregular

Answer

Irrational

Question 6

A system of stars, gas, dust, and dark matter bound together by gravity is called ---

Accepted Answer

a galaxy

Answer

an asteroid

Answer

a nebula

Answer

a moon

Question 7

Stars are made up mostly of which two elements?

Accepted Answer

Hydrogen and Helium

Answer

Mercury and Strontium

Answer

Iron and Potassium

Answer

Krypton and Bismuth

Question 8

The stars and all the other matter in a galaxy are held together by which of the following?

Accepted Answer

gravity

Answer

Dark Matter

Answer

Inertia

Answer

magnetism

Question 9

Galaxies are classified by their shapes into all of the following types except

Accepted Answer

oblong galaxy

Answer

spiral galaxy

Answer

irregular galaxy

Answer

elliptical galaxy

Question 10

Which of the following is an accurate description of the relationship between components of the universe?

Accepted Answer

Galaxies contain many stars

Answer

Stars always contain galaxies

Answer

Stars contain several nebulae

Answer

Nebulae contain many galaxies

Question 11

Which of the following best describes a star?  A star is a celestial body ---

Accepted Answer

composed of gases that emit light due to nuclear reactions

Answer

composed of rock and metal with a very high density

Answer

that is too big to be an asteroid, but too small to be a planet.

Answer

that rotates on an axis and revolves around the Sun

Question 12

Which of the following best describes a nebula.  A nebula is

Accepted Answer

an interstellar cloud of dust, hydrogen, helium and other gases

Answer

a region in the solar system that is occupied by irregularly shaped bodies

Answer

a large and icy celestial body with an irregular orbit around the Sun

Answer

a natural satellite created by the collision of two large asteroids

Question 13

Which of the following best describes a galaxy?  A galaxy is ---

Accepted Answer

a massive system of stars, gas, dust and dark matter bound together by gravity.

Answer

A particle of debris in the solar system that does not act as a satellite of any planet

Answer

a visible body of liquid or frozen crystal droplets suspended above a planetary surface

Answer

the visible path of a meteoroid as it enters Earth's atmosphere

Question 14

An interstellar cloud of dust and gases that serves as a location for the formation of new stars is

Accepted Answer

a nebula

Answer

a meteor

Answer

a planet

Answer

a galaxy

Question 15

Galaxies are classified into all of the following types by their shapes except --

Accepted Answer

crescent

Answer

spiral

Answer

elliptical

Answer

lenticular

Question 16

A characteristic of a nebula is that it

Accepted Answer

is a region where stars are born

Answer

is at the center of the solar system

Answer

forms halfway through a star's life cycle

Answer

has the coolest temperature in space

Question 17

Which of the following components of the universe is best described as a system of stars, gases, and dust held together by gravity.

Accepted Answer

a galaxy

Answer

a nebula

Answer

a planet

Answer

a meteor

Question 18

Which of the following components of the universe is best described as an interstellar cloud of dust and gases where stars are formed?

Accepted Answer

a nebula

Answer

a planet

Answer

a meteor

Answer

a galaxy

Question 19

Why does Earth get more energy from the sun than from all the other stars in the universe combined?

Accepted Answer

The sun is much closer than the other stars.

Answer

The sun is much larger than other stars.

Answer

The sun is much hotter than the other stars.

Answer

The sun is much more dense

Question 20

Which of these correctly compares the masses of different objects in the universe?

Accepted Answer

A star has less mass than a galaxy and more mass than a planet.

Answer

A moon has less mass than a star and more mass than the planet it orbits.

Answer

A planet has less mass than a galaxy and more mass than the star it orbits.

Answer

A galaxy has less mass than a moon and more mass than a planet.

Question 21

Which term would be considered the smallest object?

Accepted Answer

Sun

Answer

Supercluster

Answer

Galaxy

Answer

Universe

Question 22

A large cloud of dust and gas

Accepted Answer

nebula

Answer

black hole

Answer

Galaxy

Answer

Supercluster

Question 23

What type of galaxy is this?

Accepted Answer

Irregular

Answer

Spiral

Answer

Elliptical

Answer

Irrational

Question 24

What type of galaxy is this?

Accepted Answer

Elliptical

Answer

Spiral

Answer

Irregular

Answer

Irrational

Question 25

What type of galaxy is the Milky Way?

Accepted Answer

Spiral

Answer

Elliptical

Answer

Irregular

Answer

Irrational

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