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The Earth in the Universe

Total questions: 30

Worksheet time: 18mins

Name
Class
Date
1.

Large spheres of gas that release energy in the form of light and heat

a)

Planets

b)

Comets

c)

Asteroids

d)

Stars

2.

In a galaxy, it is what surrounds the disk and the nucleus and contains isolated stars

a)

Disk

b)

Halo

c)

Nucleus

d)

Arm

3.

Arm of the Milky Way where our Solar System is located

a)

Perseus

b)

Orion

c)

Sagitarius

d)

Local Group

4.

What is the asteroids belt?

a)

Gaseous bodies that revolve around the sun in very distant orbits

b)

Rocky bodies that revolve around the sun between the orbits of Mars and Jupiter

c)

Bodies of dust and gas revolving around the planets

d)

Bodies of ice and rock that rotate very close to the sun

5.

Inner planets of the Solar System

a)

Mercury, Venus, Earth, Mars

b)

Mercury, Venus, Earth, Jupiter

c)

Jupiter, Saturn, Uranus, Neptune

d)

Saturn, Uranus, Neptune, Pluto

6.

What's the name of our galaxy?

a)

Andromeda

b)

Orion

c)

The Rosy Way

d)

The Milky Way

7.
What unit  do you use to express astronomical distances?
a)
The light-week
b)
The thunder-year
c)
The light-year
d)
The kilometer
8.
How many planets are there in the Solar System?
a)
eight
b)
three
c)
nine
d)
ten
9.

Which are the four gaseous planets?

a)

Jupiter, Saturn, Uranus, Neptune

b)

Jupiter, Saturn, Uranus, Pluto

c)

Mercury, Venus, Earth , Mars

d)

Ethan, Arik, Ashar, Jovan

10.

What is the difference between inner and outer planets?

a)

Outer planets are made of gases and inner planets are made of rock and metal

b)

Inner planets are bigger than outer planets

c)

Outer planets are smaller than the inner planets

d)

Outer planets are made of rock and inner planets are made of gases

11.
Which is the closest planet to the Sun?
a)
Jupiter
b)
Mercury
c)
Neptune
d)
Mars
12.

What is the Sun?

a)

It is a satellite

b)

It is a star

c)

It is a comet

d)

It is a planet

13.
What is the Moon?
a)
It is a planet
b)
It is a satellite
c)
It is a star
d)
It is a comet
14.
What is Pluto?
a)
An asteroid
b)
A planet
c)
A dwarf planet
d)
It doesn't exist
15.

How long does it take the Earth to do the rotation movement?

a)

365 days

b)

24 hours

c)

24 hours + 6 hours

d)

28 days

16.

How long does it take the Earth to do the revolution movement?

a)

365 days

b)

24 hours

c)

24 hours + 6 hours

d)

28 days

17.

What happens to our day and night hours on December 21st (Winter Solstice)?

a)

Days are longer and nights are shorter.

b)

Days and nights are 12 hours.

c)

We probably have eclipses.

d)

Days are shorter and nights are longer.

18.

What happens to our day and night hours on June 21st (Summer Solstice)?

a)

Days are shorter and nights are longer.

b)

Days and nights are 12 hours.

c)

We probably have eclipses.

d)

Days are longer and nights are shorter.

19.

What happens to our day and night hours on September 21st (Fall Equinox)?

a)

Days are shorter and nights are longer.

b)

Days and nights are 12 hours.

c)

Days are longer and nights are shorter.

d)

That day is always an eclipse.

20.

We see the whole moon during...

a)

New moon phase

b)

Full moon phase

21.

During a solar eclipse, where is the moon?

a)

The moon is between the sun and the earth.

b)

The moon is full.

c)

The Earth is between the sun and the moon.

d)

It is foggy.

22.

During a lunar eclipse, what happens?

a)

The Earth's shadow falls on the Moon.

b)

The Sun's shadow falls on the Moon.

c)

The Moon's shadow falls on the Earth.

d)

The Moon's shadow falls on the Sun.

23.

Sea tides are due to the gravitatory influence of...

a)

The Sun

b)

The Moon

c)

The Moon and specially the Sun

d)

The Sun and specially the Moon

24.

Neap tides occur when...

a)

The Earth, the Sun and the Moon are aligned

b)

The Earth, the Sun and the Moon formed a right angle

25.

La teoría más aceptada por los científicos para explicar el origen del universo es:

a)

La teoría del Big Bang

b)

La teoría del Big Freeze

c)

La teoría del Big Rip

d)

La teoría del Big Bounce

26.

What model is represented in this picture? and What scientists proposed it?

a)

Heliocentric Model

b)

Geocentric Model

c)

Aristotle and Ptolemy

d)

Copernicus and Galileo

27.

What's the name of this model? Which scientists proposed it?

a)

Geocentric model

b)

Heliocentric model

c)

Aristotle and Ptolemy

d)

Copernicus and Galileo

28.
The milky way is a(n) __________ galaxy.
a)
elliptical 
b)
irregular 
c)
spiral 
d)
ellipsis 
29.
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
30.

What is a light year?

a)

The distance travelled by the light in one year = 9.5 billion km

b)

300.000 km/s

c)

1 ly= 3.26 pc

d)

The distance travelled by the light in one second