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Worksheets

Astronomical Bodies

Total questions: 21

Worksheet time: 16mins

Name
Class
Date
1.

The Moon is the Earth´s natural...

a)

celestial body

b)

satellite

c)

comet

2.

Planets and other celestial bodies orbit...

a)

The Moon

b)

The Earth

c)

The Sun

3.
What is the Moon?
a)
It is a planet
b)
It is a satellite
c)
It is a star
d)
It is a comet
4.

What is a natural satellite?

a)

Celestial bodies that go around a star. They reflect light.

b)

Small celestial bodies that go around planets

c)

Celestial bodies formed by ice and dust

d)

Celestial bodies that can emit light

5.

What's the name of our galaxy?

a)

Andromeda

b)

Orion

c)

The Rosy Way

d)

The Milky Way

6.
What unit  do you use to express astronomical distances?
a)
The light-week
b)
The thunder-year
c)
The light-year
d)
The kilometer
7.
How many planets are there in the Solar System?
a)
eight
b)
three
c)
nine
d)
ten
8.
The two most common gases found in stars (their main fuel sources) are _____________________.
a)
hydrogen and iron
b)
uranium and sodium
c)
hydrogen and helium
d)
argon and lithium
9.
Which Theory?
The universe started with an explosion that sent matter into space, and it continues to expand today.
a)
Steady State 
b)
Big Bang
c)
Oscillating Model
d)
Elliptical Model
10.

Who is Neil Armstrong?

a)

First man on the Moon

b)

First man on Mars

c)

First man on Earth

d)

The man who invented telescope

11.

The Universe is a group of:

a)

Celestial bodies, matter and energy that are in the space.

b)

Gas, dust and millions of stars

c)

A great ball of gas that proyects light.

d)

The MIlky way

12.

Galaxies are:

a)

gropus of Asteroids

b)

Groups of planets

c)

Groups of stars, gas and dust.

d)

Group of satellites

13.

Celestial body made of ice and is in orbit of a star

a)

Asteroid

b)

Meteorite

c)

Comet

d)

Planet

14.

Large conglomerations of stars

a)

Galaxies

b)

Planets

c)

Solar system

d)

Nebulas

15.

Object larger than a meteoroid that orbits the sun and is made of rock and metal.

a)

Meteor

b)

Comet

c)

Asteroid

d)

Planet

16.

Celestial body that is in orbit around a star and has enough mass and gravity to force a spherical shape

a)

Comet

b)

Asteroid

c)

Planet

d)

Meteor

17.

Huge glowing ball of hot gas, mainly hydrogen and helium that helds nuclear fissions at its core

a)

Comet

b)

Star

c)

Planet

d)

Asteroid

18.

Man-made device orbiting around the Earth, Moon or another planet that transmits information or is used for communication

a)

Planet

b)

Artificial satellite

c)

Natural satellite

d)

Star

19.

Branch of physics that studies celestial bodies

a)

Astrology

b)

Astronomy

20.

Shape of the Milky way

a)

Spiral

b)

Round

c)

Irregular

d)

Regular

21.
What is Pluto?
a)
An asteroid
b)
A planet
c)
A dwarf planet
d)
It doesn't exist