Quiz about Scale of the Universe

Question 1

The sun and everything that revolves around it.

Accepted Answer

solar system

Answer

galaxy

Answer

universe

Answer

rotation

Question 2

The star at the center of our solar system.

Accepted Answer

Sun

Answer

moon

Answer

orbit

Answer

axis

Question 3

A large body made of gas or rock that orbits around a star.

Accepted Answer

planet

Answer

moon

Answer

star

Answer

super nova

Question 4

A rocky body that orbits around a planet.

Accepted Answer

moon

Answer

star

Answer

axis

Answer

Sun

Question 5

Why does the sun appear to be the largest star in the sky?

Accepted Answer

It is the closest star to earth

Answer

It is far away

Answer

It is very big

Answer

It is a planet

Question 6

Why do planets orbit the sun (and not float around in space)?

Accepted Answer

the sun's gravity keeps them in place

Answer

the moons are keeping them in place

Answer

They were hit by an asteroid

Answer

they were hit by a comet

Question 7

Galaxy is a collection of

Accepted Answer

billions of stars

Answer

a star and the planets and asteroids that orbit around it

Answer

thousands of stars

Answer

millions of stars

Question 8

The galaxy we are a part of is called:

Accepted Answer

Milky Way

Answer

Andromeda

Answer

Whirlpool

Answer

Sombrero

Question 9

From smallest to the largest

Accepted Answer

solar system, galaxy, universe

Answer

universe, solar system, galaxy

Answer

galaxy, solar system, universe

Answer

solar system, universe, galaxy

Question 10

Millions of pieces of rocky material of various sizes orbit the Sun between the orbits of Mars and Jupiter. These objects are known as -

Accepted Answer

Asteroids

Answer

Meteors

Answer

Comets

Answer

Planets

Question 11

The luminous celestial body (a bright space object) around which Earth and other planets revolve and from which they receive heat and light.

Accepted Answer

sun

Answer

satellite

Answer

planet

Answer

galaxy

Question 12

Broken pieces of asteroids and comets that range in size from small dust to 10m are moving around in our solar system. These are called

Accepted Answer

meteoroids

Answer

moons

Answer

asteroids

Answer

dwarf planets

Question 13

Stars are formed in a large cloud of gas and dust called a

Accepted Answer

nebula

Answer

galaxy

Answer

universe

Answer

black hole

Question 14

Nebula's are mixtures of gases and what?

Accepted Answer

dust

Answer

clouds

Answer

stars

Answer

tiny particles

Question 15

What is Astronomical Unit?

Accepted Answer

The average distance between Earth and the Sun

Answer

The average distance between the Sun and the Moon

Answer

The average distance between Neptune and the Sun

Answer

The average distance between Earth and Moon

Question 16

What is Light Year?

Accepted Answer

The distance travelled by light in a year

Answer

The distance travelled by light in a second

Answer

The distance travelled by light in a minute

Answer

The distance travelled by light in a decade

Question 17

Light Years are a measure of:

Accepted Answer

distance

Answer

time

Answer

speed

Answer

light

Question 18

Which distance is larger: 1 astronomical unit or 1 light-year?

Accepted Answer

1 LY

Answer

1 AU

Question 19

Why do we use light years and astronomical units to measure distances in space?

Accepted Answer

Space is too big, vast, enormous to use traditional units, like miles or kilometres.

Answer

Scientists want to sound smart.

Answer

Hubble discovered these units and wanted to use them.

Answer

Space is too small to use km, it wouldn't make sense.

Question 20

A.U. (astronomical units) are used to measure distances between _?_.

Accepted Answer

planets

Answer

stars

Answer

galaxies

Answer

solar systems

Question 21

Which unit of measure would be used to measure the distance from our solar system to the center of the MIlky Way?

Accepted Answer

ly

Answer

ft

Answer

AU

Answer

km

Question 22

The light of Proxima Centaury takes 4.3 years to reach Earth.  What does it mean?

Accepted Answer

The star is 4.3 light years from the  Earth

Answer

The star is 4.3  miles from Earth

Answer

The star is 43.000.0000.000. light years fromm the  Earth

Answer

The  star is  4.3 km  from the Earth

Scale of the Universe

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